The thing that explains the difference in water amounts is that D) most of the water is absorbed by soil and plants and never reaches the water table.
When moist air flowing from the ocean meets a barrier
Answer: The kind of test that can be performed to make sure that you are not accidentally trying to sell a fool's gold (iron pyrite) is called the Acid Test.
Explanation: This Acid test is performed by making a little scratch on the gold and adding drops of a liquid nitric acid on that spot, after adding the nitric acid, if the spot turns green it is a fake gold but if the spot is unaffected, it is a real gold.
True. Models may change as new discoveries are made. An example of this would be the plum pudding model developed by J.J Thomson.