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Force & Motion A
Question | Answer |
---|---|
what is Energy | ability to do work or cause change |
what is force | a push, a pull, or a twisting action on an object |
what is friction | the force that one surface exerts on another when the two surfaces rub against each other |
what is gravity | the force that pulls objects toward each other;the force of attraction between all masses in the universe |
what is inertia | the tendency of an object to resist any change in its motion;the tendency of an object to stay at rest or stay in motion |
what is a newton | a unit of measure of the force required to accelerate 1 kilogram of mass at 1 meter per second per second |
what is work | force exerted on an object that causes it to move. |
what is a scale | equipment used to measure weight |