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Definition
| Tendency of objects to remain in motion or stay at rest. |
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Definition
| Forces in the same direction combine by ____. |
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| Forces on the same object that are not opposite or equal. They change motion. |
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Definition
| Metric unit of force or weight |
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Definition
| An object thrown or shot into the air. |
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Term
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Definition
| For every action there is an equal and opposite reaction. |
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Definition
| The amount of matter in an object. |
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Definition
| Who showed that the force that pulls an apple to the ground is the same force that keeps the moon in orbit around the earth. |
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Definition
Forces in opposite directions combine by ____. |
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Definition
| On earth acceleration of a falling object due to gravity is _______. |
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Term
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Definition
| A measure of the force of gravity on an object. |
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Term
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Definition
| Forces on the same object that are opposite in direction and equal in size. |
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Definition
| An objects motion when its forward inertia equals the pull of gravity downward. |
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Term
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Definition
| slippery substances that change sliding friction to fluid friction. |
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Definition
| Type of friction of a car driving down the road. |
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Definition
| The reason a feather and a rock dropped at the same time and from the same height don't hit the ground at the same time. |
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Term
| Newton's Law of Universal Gravitation |
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Definition
| All objects in the universe attract each other by the force of gravity. |
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Term
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Definition
| A change in the pull of gravity on you would result in a change in your______. |
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Definition
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Term
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Definition
The size of the force of gravity between two objects depends on the distance between them and the object's________. |
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Term
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Definition
| Force=mass x Acceleration |
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Term
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Definition
| An object at rest will remain at rest, and an object in motion will remain in motion, unless acted upon by unbalanced force |
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Definition
| A force that opposes motion |
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Definition
| Attractive force between all objects in the universe. |
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Term
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Definition
| The motion of any projectile usually ends in a downward_____. |
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Term
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Definition
Type of friction when an object moves through air or water. |
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Term
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Definition
| When a falling body no longer accelerates because the force of air resistance upwar equals the pull of gravity downward. |
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Term
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Definition
| For every action there is an equal and opposite reaction |
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