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Author Question: Blow on your hand with your mouth open. Then do the same with your lips puckered and you'll find ... (Read 31 times)

newyorker26

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on: Jul 29, 2018
Blow on your hand with your mouth open. Then do the same with your lips puckered and you'll find
 
  A) a difference in temperatures.
  B) the breath from puckered lips is cooler.
  C) both of these
  D) neither of these

Question 2

If a volume of air is warmed, it expands and tends to
 
  A) warm.
  B) cool.
  C) neither of these


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amandalm

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

Answer: C

Answer to Question 2

Answer: B


newyorker26

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

atrochim

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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