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Author Question: A parcel of warmed air rises due to A) random molecular motion. B) radiation. C) buoyancy. D) ... (Read 85 times)

2125004343

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on: Jul 29, 2018
A parcel of warmed air rises due to
 
  A) random molecular motion.
  B) radiation.
  C) buoyancy.
  D) increased energy of its molecules.

Question 2

Steam that issues from a pressure cooker
 
  A) is invisible.
  B) cools as it expands.
  C) both of these
  D) neither of these


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blakcmamba

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

Answer: C

Answer to Question 2

Answer: C


2125004343

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Reply 2 on: Jul 29, 2018
Excellent

blakcmamba

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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