identify the word of group of words describe in each one it is unchanged and the speed or direction on an object to it is an instrument used to measure speed it is a disgrace in the speed or velocity of a moving object for it is an increase in speed or velocity 5 it is the rate of motion or narrating change in position
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Answer:
1. Acceleration
2.speedometer
3.Deceleration
4. Acceleration
5. Velocity