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A car increases its speed from 9.6 meters per second to 11.2 meters per second in 4.0 seconds. The average acceleration of the car during this 4.0-second interval is: a. 2.8 m/s2 b. 0.40 m/s2 c. 5.2 m/s2
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A car increases its speed from 9.6 meters per second to 11.2 meters per second in 4.0 seconds. The average acceleration of the car during this 4.0-second interval is: a. 2.8 m/s2 b. 0.40 m/s2 c. 5.2 m/s2 d. 2.4 m/s2

User JohnVanDijk
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4 votes

Answer:

A

Step-by-step explanation:

Average in a function of total meters per second divided by the number of seconds and all new information counter the first. Therefore 11.2/4.0 = 2.8

User Chutz
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