Hydrothermal vents are called "black smokers" because of the black water emitting from the vents due to the

precipitation of inorganic sulfides.
a. True
b. False


True

Environmental & Atmospheric Sciences

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Which of the following types of air masses is mainly responsible for hot, dry summer weather in southern Arizona?

A. cP B. mP C. mT D. cT

Environmental & Atmospheric Sciences

Explain the formation of the small pond and swamp just northwest of Drakes Beach.

The question is based on Map T-15, the “Point Reyes, California” quadrangle (scale 1:62,500; contour interval 80 feet) showing Point Reyes and Drakes Bay in Point Reyes National Seashore (38°01'38"N, 122°57'51"W). What will be an ideal response?

Environmental & Atmospheric Sciences

Which of the following statements about current world trends and their consequences is correct?

A. Continued population growth will put greater demand on natural resources. B. Communication technology and access to the internet makes it more difficult of governments to ignore the wishes of citizens. C. Governments, businesses, and individuals are involved in a global economy. D. All of these statements are correct. E. None of these are statements are correct.

Environmental & Atmospheric Sciences

The central thesis of the theory of organic evolution is that the current diversity of species on Earth is the same as that

of the past. a. True

b. False

Environmental & Atmospheric Sciences