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Kramer, Motion, Chap. 1

Vocabulary WordDefinition
A stationary point or object that helps determine if another object is in motion Point of Reference
The total length of the route an object travels when it moves Distance
Includes the distance between the starting and ending points and the direction in which you travel Displacement
The distance traveled divided by the time taken to travel the distance Speed
Distance/Time Speed Equation
Found by dividing the total distance traveled by the time taken Average Speed
The speed of an object at one instant of time Instantaneous Speed
A graph used to compare the speeds of objects Distance Time Graph
The speed of the object and direction of its motion Velocity
A measure of how difficult it is to stop a moving object; equals the product of mass and velocity Momentum
Created by: marilyn.kramer