When basaltic lava cools under water, it forms _______
a) pillow basalts
b) flood basalts
c) rift basalts
d) sheet basalts
e) regional basalts
Ans: a) pillow basalts
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America's largest estuary, the ____________________, has greatly reduced shellfish and fisheries harvests due to a high population, nonpoint source pollution, and the resulting eutrophication.
Fill in the blank(s) with the appropriate word(s).
The production of hydropower is most strongly associated with
A) river resources. B) ground water resources. C) lake resources. D) arid environments. E) tropical environments.
Which of the following could cause rock to melt?
CHOOSE ALL THAT APPLY a) decrease in temperature b) increase in pressure c) decrease in pressure d) increase in temperature e) change in composition
What happens to energy transfer between steps in the food chain?
A. Energy transfer increases up the food chain. B. Energy transfer is constant up the food chain. C. Energy transfer decreases up the food chain.