MC 4th Grade Vocabulary words for Forces and Motion
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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The rubbing together of two objects or surfaces that are touching is called? | Friction
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Any change in position is called? | Motion
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The force that pulls an object toward the center of the earth is? | Gravity
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Forces needed to make an object move or change position are? | unbalanced
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The tendency of an object to remain in motion or at rest is ? | inertia
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The unit used to measure force. | Newton
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Motion described in relation to a frame of reference is? | relative motion
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An objects place in comparison to another place. | position
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All of the things around you that you can sense and use to describe motion are your? | frame of reference
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Forces that do NOT cause an object to change speed or position. | Balanced
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Measure of an objects change in position during a unit of time. | Speed
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A push or pull. | Force
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Any change in speed or direction of an objects motion. | Acceleration
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Measure of the force of gravity on an object. | Weight
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