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Force and Motions
Question | Answer |
---|---|
position | an objects place or location |
Friction | a force between two surfaces rubbingagainst each other |
gravitation | a force that pulls objects towards each other |
force | any push or pull on an object |
speed | the distance an object travels in a given amount of time |
acceleration | any change in an object's speed or direction.When an object speeds up,slows down,stops,or changes direction. |
lubricant | a substance,such as oil,that coats surfaces that rub against each other.It reduces the amount of friction |
velocity | the speed and direction an object is moving |
motion | a change in the position of an object |
inertia | the tendency of a motionless object to remain motionless or the tendency for an object in motion to stay in motion |