Approximately how much of the known world reserves of oil and natural gas lie along continental margins?
a. one-fourth
b. one-third
c. one-half
d. two-thirds
e. three-quarters
b
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Tertiary-sector jobs involve the
A) the harvesting of agricultural products. B) extraction of materials from Earth. C) provision of services. D) manufacturing of raw materials.
Recycling aluminum is particularly beneficial because it
A) saves energy. B) creates jobs in the country that recycles. C) decreases the need to import virgin aluminum ore. D) saves energy, creates jobs, and decreases imports of virgin aluminum ore.
Which of the following does not apply to manipulative experiments?
A. Most experiments are done in the laboratory B. They can be affected by experimenter bias C. They are useful for studying large scale geologic forces D. Extraneous variables are held constant
What type of plate boundary is depicted by the smaller arrows in the center of this figure?
A) Divergent boundary
B) Convergent boundary
C) Transform boundary
D) Hot spot
E) None of these are correct.