ch4_amas

=Chapter 4: Newton's First Law of Motion--- Inertia     =

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Law of Inertia/Newton's First Law- "Every object continues in a state of rest, or of motion in a straight line at constant speed, unless it is compelled to change that state by forces exerted upon it." =====

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<span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     ===== <span class="tex" style="display: inline-block; font-size: 0px; border-left-color: black; background-image: none; border-bottom-color: black; vertical-align: middle; border-top-color: black; border-right-color: black;"> <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 0, 212);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> The net force, which is the vector sum of all forces acting on an object, affects the object's state of motion. When an object is at rest, its weight is balance by an equal and oppossite support force. An object is in equilibrium when it is at rest with zero net force action on it. <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">   <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">   <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">

===__//<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> <span style="color: rgb(255, 209, 20);">Scientists:      //__===

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Aristotle (384 BC-322 BC)-      **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Divided motion into two types, natural motion and violent motion. =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Copernicus(      <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">February 19, 1473–May 24, 1543      <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">        **<span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">)-     ** **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Assumed that Earth and all the other planets rotate around the sun, which was very controversial, being that many people believed that Earth was the center of the solar system. **=====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     <span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Galileo (     ** <span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">February 15, 1564-     ** <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">        <span class="Apple-style-span" style="font-family: '-webkit-sans-serif'; font-weight: normal; line-height: 19px;"><span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">January 8, 1642     ** <span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">)-     ** <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Mostly conserned with how things moved. Put an end to the popular theory that a force is nessisary to move an object. He argued that only when friction is preasent (which most often is) is a force nessisary to move an object. =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     <span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Newton(     ** <span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">January 4, 1643–March 31, 1727     ** <span style="font-family: Arial, Helvetica, sans-serif;"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">        <span style="font-family: Arial, Helvetica, sans-serif;">**<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">)-     ** <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Mostly conserned with why things move. Believed that an object tends to continue what it was doing. Invented the three laws of motion. ===== <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">

====__//**<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> <span style="color: rgb(255, 209, 20);">Definitions:      **//__====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: When book is at rest with the net force on it being zero, the object is in a state of equilibrium. <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">   <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Equilibrium-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> State of balance.      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: Force causes a stationary object to move or a moving object to stop, and is therefore any change in motion. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Force-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Any push or pull.      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: On an air hockey table blasts of air keep the surface of the table frictionless, allowing the puck to continue moving smoothy. But is the air was taken away, the friction of the table surface would slow the puck down to a stop, therefore needing another force to act on it to move again. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Friction-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Name given to the force that acts between objects that touch as they move past each other, which is caused by irregularities in the surface of the moving objects.      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: Using the air hockey table example again, being that the air makes the surface frictionless, the puck would continue in its path, if there was not the edges of the table to stop the puck and change its state of motion. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Inertia-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Resistance of an object to change its state of motion.      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: A pillow has a larger volume than a rock, but the pillow has a smaller mass than the rock. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Mass-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Quantity of matter in an object, measured by inertia. Measured in kilograms (kg.).      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: W     <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">eight=mass*acceleration due to gravity or weight=mg. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">   <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Weight-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Force of gravity on an object.      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: A 1 kg. bag of nails weights 9.8 N. in SI unit. <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">     <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">   <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Newton (N.)-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> the SI unit of force; the abbreviation is a capital letter because it is named after a person.      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: When you pull horizontally with a force of 10 N. on an object resting on a frictionless surface, the net force is 10 N.. If there is a force of 5 N. in the opposite direction, then the net force is the diffrence of then the 10 N. force, therefore equaling 5 N.     <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">    <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> <span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Net Force-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> the sum of all the forces that act on an object.      =====

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<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> Ex: the upward force that balances the weight of an object, also called support force. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">   <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">   <span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 5, 112);"> ====<span style="font-family: Arial, Helvetica, sans-serif;">//**__<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> Work Cited:     __**//<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">      ==== <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">"Aristotle." //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">Wikipedia. //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> 2008. 8 December 2009. <   <span style="background-color: rgb(255, 224, 0);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> http://upload.wikimedia.org/wikipedia/commons/a/a4/Aristoteles_Louvre.jpg    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">>. <span style="background-color: rgb(255, 224, 0);"><span style="background-color: rgb(255, 10, 121);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 5, 112);">    <span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">"Galileo Galilei." //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">Wikipedia. //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">   <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">2009. 8 December 2009. <   <span style="background-color: rgb(255, 224, 0);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> http://en.wikipedia.org/wiki/Galileo_Galilei    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">>. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="background-color: rgb(255, 10, 121);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 5, 112);">     <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">Hewitt, Paul G.. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">   //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">Conceptual Physics. //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> Third Edition. Menio Park: Addison Wesley Longman, Inc., 1999. <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 5, 112);">  <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">    <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">"Isaac Newton." //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">Wikipedia. //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">   <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">2009. <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">8 December 2009. <   <span style="background-color: rgb(255, 224, 0);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> http://en.wikipedia.org/wiki/Isaac_Newton    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">>. <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> <span style="background-color: rgb(255, 5, 112);">  <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">    <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">"Nicolaus Copernicus." //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">Wikipedia. //<span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">   <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">2009. <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">8 December 2009. <   <span style="background-color: rgb(255, 224, 0);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"> http://en.wikipedia.org/wiki/Nicolaus_Copernicus    <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);">>. <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"> <span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);">  <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"> <span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);">  <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"> <span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);">  <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"> <span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);">  <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"> <span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"> <span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);">   <span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);">  <span style="background-color: rgb(255, 10, 121);">
 * <span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);">Support Force/Normal Force-     **<span style="font-family: Arial, Helvetica, sans-serif;"><span style="background-color: rgb(255, 224, 0);"><span style="font-size: 110%; background-color: rgb(255, 246, 77);"><span style="background-color: rgb(255, 10, 121);"><span style="background-color: rgb(255, 5, 112);"><span style="color: rgb(255, 209, 20);"> force that completely balances the weight of an object at rest.      =====