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15 Cards in this Set
- Front
- Back
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Constant speed |
Speed that does not change |
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Velocity |
Speed in a given direction |
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Frame of reference |
A background used to judge motion or speed |
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Instantaneous speed |
Speed at a given moment in time |
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Speed |
Amount of distance traveled in a certain amount of time |
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Average speed |
Total distance divided by total time |
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Time-distance graph |
Graph that shows speed of an object |
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Acceleration |
Change in velocity over time |
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Motion |
An object changing position or distance in time |
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Rate of change |
Amount of time it takes to change position or motion |
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Inertia |
Tendency of a still object to stay still or moving object to keep moving unless acted on by an unbalanced force |
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Force |
Push or pull |
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Centripetal force |
Force keeping objects moving in a circle |
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Gravity |
Pull of objects in the universe-pull determined by mass and distance |
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Newton's Three Laws of Motion |
1-Law of Inertia 2-Force=mass x acceleration 3-For every action, there is an opposite and equal reaction |
