The five main revolutions of human history have all resulted in
A) a greater reliance upon fossil fuels.
B) an increase in human carrying capacity.
C) a reduction in the spread of disease.
D) an increased need for transportation.
B
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In West Africa, French is a language that is used throughout a wide area for commercial or political purposes by people with different native tongues. French is an example of a(n):
A) culture hearth B) ethnic language C) universalizing language D) lingua franca
What are the high-relief coastlines shaped by glaciation?
A. baymouth bar B. ria shoreline C. glacial troughs D. fjorded coasts E. drowned estuary
Which of the following is NOT a way in which fossils can be preserved?
A. They can be too small to see but can build diagnostic features in the rocks. B. They can be buried and decay, leaving a cavity in the rock. C. They can be preserved in ancient tree sap. D. They can be replaced by hard materials, such as silica. E. All of these are ways a fossil can be preserved.
What evidence supports the hypothesis that a meteorite impact might have caused the extinction at the end of the
Mesozoic? What will be an ideal response?