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Author Question: A dam is thicker at the bottom than at the top because A) water is denser at deeper levels. B) ... (Read 72 times)

jeatrice

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on: Jul 29, 2018
A dam is thicker at the bottom than at the top because
 
  A) water is denser at deeper levels.
  B) water pressure is greater at deeper levels.
  C) water is cooler at deeper levels.
  D) dams look better.
  E) none of the above

Question 2

Two identical tubes are filled with water, one with fresh water and one with salt water. The pressure is greater at the bottom of the tube with
 
  A) fresh water.
  B) salt water.
  C) both the same
  D) depends on whether the tubes have the same cross-sectional area


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scrocafella

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

Answer: B

Answer to Question 2

Answer: B


jeatrice

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Reply 2 on: Jul 29, 2018
Gracias!

nanny

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Reply 3 on: Yesterday
:D TYSM

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