Which of the following is not true of deep ocean trenches?
A) They are long and narrow depressions.
B) They are sites where plates plunge back into the mantle.
C) They are geologically very stable.
D) They may act as sediment traps.
Correct Answer:
Verified
Q24: "Black smokers" are associated with _.
A)oceanic ridges
B)mineral-rich
Q25: Which one of the following concerning mid-ocean
Q26: Abyssal plains are very flat because _.
A)basalt
Q27: Why are there virtually no sediments at
Q29: Ocean ridges form because _.
A)rocks bulge up
Q30: The _ Ocean has more extensive abyssal
Q31: Earlier we discussed the concept of isostasy,where
Q32: If Yellowstone were on the ocean floor,it
Q33: Deep sea trenches are important features for
Q44: Sediments derived primarily from the products of
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