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Author Question: Why does adding water to sand increase the angle of repose for the material? A) Water increases ... (Read 77 times)

waynest

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on: Jul 16, 2018
Why does adding water to sand increase the angle of repose for the material?
 
  A) Water increases friction.
  B) Water increases cohesion.
  C) Water increases the oversteep angle.
  D) Water decreases friction.

Question 2

Which factor contributing to rock movement is not demonstrated by the brick-and-wood experiment?
 
  A) smoothness of rock
  B) density of rock
  C) presence of water
  D) angle of slope


macagn

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B


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