Gravity
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15 terms
Terms | Definitions |
|---|---|
 Gravity | the force of attraction between objects due to their masses. |
| Friction | force that opposes motion between two |
| Free Fall | When the only force acting on an object is gravity |
| Terminal Velocity | the greatest speed reached by falling objects |
| Force | push or pull |
| Newton | basic unit of force in the SI system |
| Unbalanced Forces | forces that cause a change in motion |
| Balanced Forces | forces that cause no change in motion |
| Acceleration due to Gravity on Earth | 9.8 m/s/s |
| Air Resistance | a form of fluid friction |
| Projectile | objects that are thrown |
| Weight | measurement of the amount of gravity acting on an object |
| Mass | amount of matter in an object |
| Kinetic Friction | friction between moving objects |
| Static Friction | friction between non-moving objects |
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