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Forces and Motion
All Vocabulary
| Term | Definition |
|---|---|
| Distance | how far an object has traveled |
| Parabola | the path of a falling object (arc) |
| Newton's Second Law | the net force on an object is equal to the product of its mass and its acceleration (F = m x a) |
| Newton's Third Law | for every action, there is an equal and opposite reaction |
| Action Force | a force exerted on an object |
| Acceleration | the rate at which an object’s speed and direction (its velocity) changes |
| Reaction Force | the force exerted on an object experiencing an action force (equal, but opposite of the action force |
| Energy | the ability to do work or cause change |
| Kinetic Energy | moving energy |
| Potential Energy | stored energy |
| Force | a push or pull |
| Motion | a change in position |
| Speed | distance over time |
| Velocity | speed in a particular direction |
| Inertia | resistance to change in motion |
| Friction | force that occurs when two surfaces rub together |
| Gravity | force of attraction between masses |
| Net Force | overall force acting on an object |
| Newton’s First Law | an object at rest will stay at rest and an object in motion will stay in motion unless acted upon by an external force |
| Mass | the amount of matter in an object |
| Weight | the force of gravity on an object |