Which air mass causes occasional drought to the southern Great Plains of the United States?
A) cT B) cP C) mT D) mP
A
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Satellites can only provide photographs; no measurements of properties such as temperature are possible
Indicate whether the statement is true or false
Limestone is a sedimentary rock composed mostly of the mineral calcite.
Answer the following statement true (T) or false (F)
How long did the supercomputer require to run Glatzmaier and Roberts' original simulation of 45,000 years?
A) a day B) a week C) a month D) a year
Most useful oil deposits are usually found
A. Saturating porous rocks, like water in a sponge B. In pools on the earth's surface, where geologic pressures have forced them to collect C. Locked in the mineral structure of a rock formation D. In a liquid pool under a layer of impermeable shale E. In small pools directly above the bedrock