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vocabulary week 1
force and motion
friction | works in the opposite direction that an object is moving |
position | the location of an object |
velocity | the speed of an object with the direction it is traveling |
speed | how fast an object changes position over time |
inertia | the tendency of an object to resist a change in motion |
force | a push or pull that acts on an object |
acceleration | a change in velocity |
decceleration | when a force causes a decrease in speed |