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Author Question: A 200-g mass attached to the end of a spring causes it to stretch 5.0 cm. If another 200-g mass is ... (Read 87 times)

codyclark

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on: Jul 27, 2018
A 200-g mass attached to the end of a spring causes it to stretch 5.0 cm. If another 200-g mass is added to the spring, the potential energy of the spring will be
 
  A) twice as much.
  B) times as much.
  C) the same.
  D) 4 times as much.
  E) 3 times as much.

Question 2

When a ball is thrown straight up, the acceleration at its highest point is
 
  A) upward.
  B) downward.
  C) zero.
  D) horizontal.
  E) minimum.


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ciecieme

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

B


codyclark

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Reply 2 on: Jul 27, 2018
Excellent

brbarasa

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Reply 3 on: Yesterday
:D TYSM

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