If there were no natural greenhouse effect, Earth's average global temperature would be about

A. 100°C.
B. 18°C.
C. 0°C.
D. ?18°C.


Answer: D

Environmental & Atmospheric Sciences

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A species' niche within a community describes

A) its position in a food chain or food web. B) the species it competes with in the community. C) the total set of biotic and abiotic resources it uses within the community. D) how it evolved in response to interspecific competition.

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Most hot springs in the United States are located in the southeast, especially Georgia

Indicate whether the statement is true or false

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Explain the two major processes that drive the normal functioning of the carbon cycle, and then discuss two ways in which humans have negatively impacted this cycle

What will be an ideal response?

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A disadvantage of globes compared to maps is that globes are NOT ________

A) conformal B) accurate C) suitable for use in class D) equivalent E) able to show as much detail

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