Continental rifts have a diverse suite of igneous rocks associated with them because melting occurs
A. only in the crust.
B. only in the mantle.
C. in the mantle and in the crust.
Answer: C
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The cyclonic movement of tropical cyclones begin with slow-moving easterly waves of low pressure in the trade wind belt of the tropics
Indicate whether the statement is true or false
The U.S. Department of Energy predicts that in 2040 the average American will use ________ energy as compared to today. This is primarily due to ________
A) less; global warming B) less; more energy-efficient appliances, homes, and vehicles, and migration to warmer areas C) less; shorter commute distances and more energy-efficient buildings D) more; larger homes E) less; more people working from home
The _____________ separates China and Mongolia.
Fill in the blank(s) with the appropriate word(s).
How do polar deserts exist?
What will be an ideal response?