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chapter 4 vocab. 13

glossary vocabulaary words

QuestionAnswer
Regarded in relation to something else. Depends on point of view or frame of reference. relative
How fast something is moving; the path distance moved peer time. The magnitude of the velocity vector. speed
The speed at any instant of time. instantaneous speed
Path distance divided by time. Average speed
Speed together with the directionof motion. Velocity
The rate at which velocity is changing. The change may be in magnitude, direction, or both. Acceleration
motion under the infruence of the gravitational force only. Free Fall
The time that has pased since the beginning of an event. elapsed time
Created by: MSeise