The major bombardment period that shaped much of the surface of the moon ended ________

A) 5.0 billion years ago
B) 3.8 billion years ago
C) 2.2 billion years ago
D) 767 million years ago


Answer: B

Environmental & Atmospheric Sciences

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All of the following involve the input of energy EXCEPT

A. evaporation. B. freezing. C. melting. D. sublimation.

Environmental & Atmospheric Sciences

Orographic uplift:

A) rarely leads to clouds forming above the top of the hill or mountain. B) creates clouds that usually have the same height, regardless of time or place. C) provides equal amounts of precipitation on both sides of a mountain range. D) can create cumulus clouds.

Environmental & Atmospheric Sciences

Indoor air is likely to be contaminated by all of the following except ________

A) particulate matter B) mercury C) microorganisms D) radon E) volatile organic compounds

Environmental & Atmospheric Sciences

The greater the albedo of a surface, the less it is heated by insolation

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences