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Author Question: An object at rest near the surface of a distant planet starts to fall freely. If the acceleration ... (Read 63 times)

roselinechinyere27m

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on: Jul 29, 2018
An object at rest near the surface of a distant planet starts to fall freely. If the acceleration there is twice that of the Earth, its speed one second later would be
 
  A) 10 m/s.
  B) 20 m/s.
  C) 30 m/s.
  D) 40 m/s.

Question 2

If a stone falls to the bottom of a mineshaft in 6 seconds, then the depth of the shaft is about
 
  A) 60 m.
  B) 120 m.
  C) 180 m.
  D) more than 200 m.


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Mholman93

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

Answer: B

Answer to Question 2

Answer: C


roselinechinyere27m

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Reply 2 on: Jul 29, 2018
Gracias!

mohan

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Reply 3 on: Yesterday
Excellent

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