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motion/newton's laws/body systems

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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Question
Answer
define motion   is the position at which an object is placed  
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define speed   measures how fast an object is moving  
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give a measurement for speed   mph or m/s  
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define velocity   the speed at which an object travels and the direction that it travels in.  
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what is a measurement for volocity   ex:4miles/1hour west  
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what are two ways you can change an objects velocity   by accelerating or change your direction  
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what is the difference between speed and velocity   1.speed doesn't use direction and velocity does 2.speed is not a vector and velocity is a vector  
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define acceleration   change in velocity over time  
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what is positive acceleration   when you increase your velicity  
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define negative acceleration   when you are decreasing your velocity  
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Created by: annaliharp
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