Which one of the following concerning mid-ocean ridges is false?
A) They are sites for submarine eruptions of basaltic lava.
B) They are where young lithosphere is added to the edges of spreading,oceanic plates.
C) Terrigenous sediment coverings are very thin or absent.
D) Sediments include thick siliceous ooze deposits and sandy turbidite beds.
Correct Answer:
Verified
Q20: Which one of the following is not
Q21: The crests of mid-oceanic ridges _.
A)are heavily
Q22: Seamounts _.
A)are a special type of oceanic
Q24: "Black smokers" are associated with _.
A)oceanic ridges
B)mineral-rich
Q26: Abyssal plains are very flat because _.
A)basalt
Q27: Why are there virtually no sediments at
Q28: Which of the following is not true
Q29: Ocean ridges form because _.
A)rocks bulge up
Q30: The _ Ocean has more extensive abyssal
Q44: Sediments derived primarily from the products of
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