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Chapter 9 Motion

Motion

QuestionAnswer
motion when an object’s distance is changed according to a reference point
reference point a stationary place or object used for comparison to determine if something is in motion
International System of Units a system of units used all over the world
meter the SI unit of length
speed the distance an object travels per unit of time
average speed dividing the total distance traveled by the total time
instantaneous speed the rate at which an object is moving at a given instant in time
velocity speed in a given direction
slope the steepness of a line on a graph
acceleration the rate at which velocity changes
Created by: KerriReynolds
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