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Author Question: A cart changes its speed from 90 m/s to 100 m/s in 10 seconds. During this interval its acceleration ... (Read 107 times)

kwoodring

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on: Jul 29, 2018
A cart changes its speed from 90 m/s to 100 m/s in 10 seconds. During this interval its acceleration is
 
  A) zero.
  B) 1 m/s2.
  C) 10 m/s2.
  D) none of the above

Question 2

A cart maintains a constant velocity of 100 m/s for 10 seconds. During this interval its acceleration is
 
  A) zero.
  B) 1 m/s2.
  C) 10 m/s2.
  D) none of the above


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jessicaduplan

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A


kwoodring

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Reply 2 on: Jul 29, 2018
Gracias!

xiazhe

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Reply 3 on: Yesterday
Excellent

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