What type of rock is shown in this photograph from the Investigation?
A. sedimentary rocks
B. volcanic rocks, probably basalt
C. granite
D. metamorphic rocks
Answer: D
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The mammal-like reptiles at the end of the Paleozoic were
a. thecodonts. d. hesperornis. b. therapsids. e. none of the above c. protoavis.
What did William Smith correlate while researching coal mines in Britain?
A) fossils in different layers in the same mine B) fossils in the same layers in different mines C) composition of coal seams in different mines D) types of rock layers in different mines
While much of the South was dominated by plantation farming, which required slave labor, what area of the South did small, less wealthy farmers, who owned few if any slaves, dominate?
A) The Coastal South B) The lowlands C) The mountainous areas D) The Ozarks
What is the probability that a large earthquake (M > 6.7 ) will occur in the San Francisco area between 2003 and 2032?
A) 85% B) 23% C) 62% D) 44%