Which of the following refers to the investigative process by which geologists identify and match sedimentary strata and other rocks of the same ages in different areas?
A) strata indexing B) super matching
C) cross-access dating D) correlation
D
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Which of the following is not true of chlorofluorocarbons?
A. CFCs role in depleting ozone has yet to be confirmed. B. They are used to make foam products. C. They have been used as propellants in spray cans. D. CFCs are stable under conditions at Earth's surface. E. They are used in refrigeration systems.
The combination of heating and cooling degree days gives a practical indication of the energy requirements over the year
a. True b. False
________ are small solid or liquid particles suspended in the atmosphere
A) Sunspots B) Radiosondes C) CFCs D) Aerosols
Demand for which of the following resources has skyrocketed in recent years?
A) Gas hydrates B) Manganese nodules and crusts C) Phosphorite D) Rare-earth elements E) Sand and gravel