The swelling behavior of highly expansive soils can be decreased by treating the soil with:
a. sodium
b. potassium
c. calcium
d. chloride
c
Environmental & Atmospheric Sciences
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Describe the idea of continental drift.
What will be an ideal response?
Environmental & Atmospheric Sciences
Which of the following can be placed into a broad category called acid rain?
a. acidic fog b. acidic snow c. wet deposition d. dry deposition e. all of these answers
Environmental & Atmospheric Sciences
Which of the following is a common characteristic of carbonate rocks?
A. They do not form cliffs. B. They are commonly reddish. C. They commonly have a dissolved appearance. D. They are commonly black and shiny. E. All of these choices are correct.
Environmental & Atmospheric Sciences
The country of Japan has the largest positive current account balance
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences