What percentage of the 25 key nonrenewable mineral resources must the US import?

A. All or nearly all
B. Little to none
C. 1/4 to 1/2
D. 1/2 to 3/4


Answer: A

Environmental & Atmospheric Sciences

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Fill in the blank(s) with correct word

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The incineration of hazardous wastes is quick, conserves space, and reduces waste volume but is not used because of the increased water pollution that results.

Answer the following statement true (T) or false (F)

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Explain how the rock cycle relates to the theory of plate tectonics. What will be an ideal response?

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What three countries can be viewed from the "Golden Triangle"?

A) Burma, Thailand, Laos B) Burma, Vietnam, Laos C) Vietnam, Laos, Cambodia D) Vietnam, Burma, Cambodia E) Thailand, Cambodia, Laos

Environmental & Atmospheric Sciences