Approximately how old is the oldest oceanic crust?

A. 200 million years old
B. 2 million years old
C. 20 million years old
D. 2 billion years old


Answer: A

Environmental & Atmospheric Sciences

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In 2016, the population of the United States was approximately 325 million people, with an annual growth rate of approximately 0.7%. If the population of the U.S. were to continue to grow at this rate, the population of the U.S. would double around the

year ________. A) 2066 B) 2086 C) 2096 D) 2116 E) 2136

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Which of the following is a widely held misconception about snowfall and temperature?

A) It's too cold to snow. B) It's too cold to snow a lot. C) Snow only falls at the freezing point. D) none of the above

Environmental & Atmospheric Sciences

Why do you think the freshwater in the ice sheets is generally considered

unavailable for human use? What will be an ideal response?

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