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vocab of chapter 3, mr bloom, science

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Question
Answer
Kyler   H.  
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A push or a pull.   Force  
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The force of attraction that exists between any two objects.   Gravity  
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The amount of matter in an object.   Mass  
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A measure of the pull of gravity on an object's mass.   Weight  
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In the metric system, the unit used to measure force or weight.   Newton  
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The combination of all the forces acting on an object.   Net Force  
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Equal forces acting in opposite directions.   Balanced Forces  
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The change in position of one object compared to the position of another.   Relative Motion  
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The object an observer uses to detect motion.   Frame of Reference  
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The distance an object moves in a certain period of time.   Speed  
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The speed at any given point.   Instantaneous Speed  
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A device that shows instantaneous speed.   Speedometer  
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A measure of both the speed and direction of a moving object.   Velocity  
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The change in velocity during a particular time period.   Acceleration  
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A statement that describes events or relationships that exist in nature.   Law  
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The resistance of an object to change in its state of motion.   Inertia  
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A force between surfaces that resists the movement of one surface past the other furface.   Friction  
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The friction from air molecules hitting an object as the object moves through the air.   Air Resistance  
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