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15 Cards in this Set
- Front
- Back
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The distance that an object travels over a certain amount of time is called what?
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Velocity
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The motion of an object in a complete circle is what kind of motion?
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Rotational Motion
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A combination of two or more simple machines is called what?
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compound
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Using force on an object to make it move is called what?
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work
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What is a scientist who studies motion called?
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physicist
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What is the back-and-forth motion of an object from a central point called?
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periodic motion
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What is the push or pull of one object on another object?
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force
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What is the force called that resists the motion of one object against the other?
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friction
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A tool that requires only one force to be used is called what?
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simple machine
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The motion of an object around a central point is called what kind of motion?
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Angular motion
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What force pulls together all objects in the universe?
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gravity
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The motion of an object in a straight line is called what?
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linear motion
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The change in an objects location over a certain amount of time is called what?
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Motion
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The amount of work done over a certain amount of time is called what?
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power
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A tool that requires a combination of two or more simple machines is called what?
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compound machine
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