Hydrothermal vents typically form chimneys of _____
a. basaltic rock
b. granitic rock
c. carbonate
d. mineral deposits
e. sediments
d
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Which of the following is NOT a major toxic pollutant produced by incinerators?
A. Aromatic hydrocarbons B. Cadmium C. Dioxins D. Lead E. All of these are produced by incinerators
Which of these climate classes is an example of an arid climate in the Köppen classification?
a. tropical rainforest b. marine west coast c. low-latitude steppe d. tundra e. humid continental, hot-summer
During the formation of the solar system, which planet came the closest to starting the process of nuclear fusion, which would have resulted in a second sun?
A) Saturn B) Mercury C) Jupiter D) Uranus
Which of the following processes is most important in sculpting the landscape shown in this photograph from the Investigation?
A. stream erosion B. wind erosion C. movement of blocks uphill D. fracturing due to exfoliation