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Author Question: If you are standing on the Moon and release a strong balloon filled with helium gas, the balloon ... (Read 171 times)

brutforce

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on: Jul 29, 2018
If you are standing on the Moon and release a strong balloon filled with helium gas, the balloon will
 
  1) rise.
  2) fall.
  3) neither rise nor fall.
 
  This occurs because
  4) helium gas is lighter than air.
  5) the Moon does not have an atmosphere.
  6) gravity is weaker on the Moon.

Question 2

Which has a greater buoyant force?
 
  1) a huge lead zeppelin
  2) a small helium-filled balloon
  3) both
  4) neither
 
  because
  5) of its low density.
  6) it occupies the greatest amount of space.
  7) it occupies the least amount of space.
  8) both have comparable densities.


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bd5255

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

Answer: 2, 5

Answer to Question 2

Answer: 1, 6


brutforce

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

juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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