The most important greenhouse gas for retaining a variety of outgoing longwave radiation is

A. N2O.
B. H2O.
C. CO2.
D. CH4.


Answer: B

Environmental & Atmospheric Sciences

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The temperature below which magnetic material can retain a permanent magnetization is called the ________.

a. Darcy temperature b. Vine temperature c. Bullard point d. Curie point

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How can certain composite volcanoes (stratovolcanoes) become significantly life-threatening without

actually erupting or by undergoing only a minor eruptive event local to its summit? What will be an ideal response?

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What types of rocks would be most common in the volcano in this photograph?

A. felsic and intermediate lava flows B. pillow basalts C. basalt mostly formed in lava flows D. scoria and other vesicular basalt E. None of these choices are correct.

Environmental & Atmospheric Sciences

The structure of interleukin-2 includes which of the following?

A) four helical segments B) only b-pleated sheet C) both a-helix and b-pleated sheet D) four cysteine residues which form two disulfide bridges

Environmental & Atmospheric Sciences