5-Newton's Laws (IPC)
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Created by:
milliecowart on September 22, 2009
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19 terms
Terms | Definitions |
|---|---|
 affect acceleration | mass and force |
| Newton's Second Law | connects force, mass and acceleration |
| friction | force that opposes motion when two surfaces touch |
| microwelds | where surfaces bump together |
| static friction | occurs between surfaces that are not moving |
| sliding friction | occurs between surfaces that are moving |
| rolling friction | between a rolling object and the surface |
| air resistance | opposes the force of gravity |
| terminal velocity | object falls at constant speed |
| gravitation | two objects exert an attractive force on each other |
| gravity | long-range force that gives the universe its structure |
| same | all objects fall at the ________ acceleration regardless of mass |
| weight | gravitational force on an object |
| decreases | weight ___________ as an object moves away from Earth |
| projectile | horizontal and vertical velocity, follows a curved path |
| centripetal acceleration | acceleration toward the center of a curved path |
| Newton's Third Law | for every action there is an equal and opposite reaction |
| rocket propulsion | based on Newton's third law |
| momentum | related to how much force it takes to move an object |
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