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Force & Motion CK 8 - COMPLETE

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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Term
Definition
Physics   a major science dealing with the fundamental constituents of the universe, the forces they exert on one another, and the results produced by these forces  
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Force   a push or pull on an object or substance that may or may not produce a change  
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Speed   the rate of change in the position of an object or how fast an object is moving  
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Velocity   speed with direction of movement specified or the rate at which an object changes its position  
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Scalar quantity   a quantity that describes magnitude  
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Net force   all the forces on an object added together  
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Unbalanced forces   when there is a net force other than zero – movement takes place  
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Balanced forces   when the net force is zero – no movement takes place  
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Centripetal Force   a center seeking force that causes an object to move in a circular path  
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Displacement   a vector quantity that refers to how far out of place an object ends up; it is the object's change in position  
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Distance   scalar quantity which refers to how much ground an object has covered during its motion  
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Vector quantity   a quantity that tells both magnitude and direction  
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