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Author Question: The main source of groundwater is A) surface water where it intersects the zone of recharge. B) ... (Read 88 times)

jerry coleman

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on: Jul 14, 2018
The main source of groundwater is
 
  A) surface water where it intersects the zone of recharge.
  B) the zone of aeration above the water table.
  C) hygroscopic water in the soil.
  D) precipitation that percolates downward as gravitational water.

Question 2

Approximately 95 of Earth's crust is made up of
 
  A) phosphates. B) silicates. C) oxides. D) carbonates.


jlaineee

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Reply #1 on: Jul 14, 2018
Answer to Question 1

D

Answer to Question 2

B


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