Which of the following processes are unidirectional global changes?

a. The evolution of the solid Earth and life
b. The evolution of the atmosphere and oceans
c. The evolution of the supercontinent cycle
d. Both b and c
e. Both a and b


Answer: e. Both a and b

Environmental & Atmospheric Sciences

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a. Slaty cleavage b. Schistocity c. Gneissic banding d. All of the above e. Both a and b

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Working in a small group, discuss what natural hazards your part of the country might experience

Then contact public agencies to see what sort of disaster preparation plans are in place to get local people ready for such an event and to help them after disaster strikes. Finally, evaluate those plans and put together a document with suggestions as to how they might be improved.

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Deserts typically are centered around 30°N or 30°S because of ________.

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The fastest growing source of electricity in the world today is from ________

A) hydropower B) wind power C) solar power D) biomass E) nuclear power

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