How would connecting iron with a wire to a piece of metal like copper, which undergoes reduction very easily, affect the rate at which the iron corrodes?
A) It would increase the rate of corrosion.
B) It would decrease the rate of corrosion.
C) The rate would stay the same.
D) Rates are only affected by temperature.
E) none of the above
A
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Which of the following is not a possible source of large stones along a shoreline?
A) Waves swirling away loose pieces of bedrock B) Undercutting by waves causes steep rock faces to collapse into the sea C) Rivers depositing large cobbles near the coastline D) Large storms eroding the deep seafloor and transporting the rocks toward the beach
No greenhouse effect occurs on Mercury because of no
A) daily spin. B) atmosphere. C) relatively cool regions. D) plant life. E) terrestrial radiation.
Areas of divergence where upwelled water reaches the surface typically have very low productivity.
Answer the following statement true (T) or false (F)
In the United States, wetlands are primarily considered to be ________.
- important because they provide many valuable ecosystem services - useful for fisheries - belonging to the owner of the private property, to be developed or not by the owner - important only for recreational purposes - useful to develop for economic purposes