Interactive Science Forces and Energy Chapter 1 – Flashcards
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motion
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if an object's position changes relative to another object
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reference point
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a place or object used for comparison to determine if something is in motion
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International System of Units
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units accepted as standard by the scientific community
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distance
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the length of the path between two points
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speed
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the distance the object moves per unit of time
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average speed
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dividing the total distance traveled by the total time
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instantaneous speed
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the speed at which an object is moving at a given instant in time
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velocity
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speed in a given direction
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slope
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the steepness of a line on a graph
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acceleration
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the rate at which velocity changes
