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Author Question: A ball rolled along a horizontal surface maintains a constant speed because A) its velocity ... (Read 64 times)

daltonest1984

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on: Jul 29, 2018
A ball rolled along a horizontal surface maintains a constant speed because
 
  A) its velocity remains constant.
  B) no horizontal force acts on it.
  C) of inertia.

Question 2

Earth is presently accelerating toward the Sun (centripetal acceleration). If the Sun collapsed into a black hole, this acceleration would
 
  A) increase.
  B) decrease.
  C) remain the same.
  D) cease to exist.


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aburgess

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

Answer: B

Answer to Question 2

Answer: C


daltonest1984

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

parshano

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Reply 3 on: Yesterday
Gracias!

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