Regarding electromagnetic energy, it is true that
A) wavelength is one half the height from peak to crest.
B) solar radiation is "shortwave radiation."
C) the Earth's radiation is of shorter length, on average, than the Sun's.
D) longwave radiation is more energetic than shortwave radiation.
E) the Earth absorbs most shortwave radiation at night.
B
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If you were designing a rock that would be easily weathered, which of the following characteristics would it have?
A) Closely spaced fractures B) A soluble chemical composition C) A limestone in a wet climate D) A rock composed of abundant pieces E) All of these are correct.
Which of the following revicers int he region of Sub-Saharan Africa is considered to be an "exotic river"?
A. the Niger River B. the Congo River C. the Zambezi River D. the Volta River
Salts are excluded from ice as seawater freezes at the surface of the ocean.
Answer the following statement true (T) or false (F)
Which of the following was NOT discussed in the opening two-page spread of the Energy and Matter chapter?
A. clouds B. tropical regions C. seasons D. sunlight E. All of these choices were discussed.