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Author Question: When no forces act on moving objects their paths are normally A) straight lines. B) circles. C) ... (Read 127 times)

s.tung

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on: Jul 29, 2018
When no forces act on moving objects their paths are normally
 
  A) straight lines.
  B) circles.
  C) ellipses.
  D) all of the above

Question 2

The amount of force needed to sustain motion of a rock in outer space is
 
  A) a force equal to its weight.
  B) a force less than its weight if friction is absent.
  C) none of these


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deja

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

Answer: A

Answer to Question 2

Answer: C


s.tung

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

parshano

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Reply 3 on: Yesterday
Wow, this really help

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