Which is characteristic of mid-oceanic ridges?
A. high heat flow
B. basalt eruptions
C. shallow-focus earthquakes
D. All of these choices are correct.
Answer: D
Environmental & Atmospheric Sciences
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What happens to the density of seawater as temperature increases?
A. It decreases B. It increases C. It says the same
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________ is a soil that has bedrock as its parent material
A) Humus B) Residual soil C) Regolith D) Transported soil
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A taboo is a restriction on behavior imposed by social custom
Indicate whether the statement is true or false.
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For what percent of Earth's history have geologic processes been studied?
A) 0.000 004 B) 0.000 000 4 C) 0.000 000 04 D) 0.000 04
Environmental & Atmospheric Sciences