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Force and Motion
Term | Definition |
---|---|
Kinetic Energy | energy in motion |
Potential Energy | stored energy |
motion | change in position of an object over time with respect to a reference point |
speed | distance traveled by an object divided by the time it takes to travel that distance |
velocity | speed of an object in a particular direction |
acceleration | rate at which velocity changes |
force | push or pull on an object |
gravity | force of attraction between two objects |
friction | force that opposes motion between two surfaces that are in contact |
newton | unit for force |