Which of the following were used by Wegener to support the continental drift hypothesis? CHOOSE ALL THAT APPLY.
a. evidence for glacial ice near the North Pole
b. matching geologic units in the Appalachian and Caledonian Mountains
c. Mesosaurus fossils found on South America and Africa
d. major coal fields found in the eastern United States
e. the jigsaw fit of the continents
b. matching geologic units in the Appalachian and Caledonian Mountains
c. Mesosaurus fossils found on South America and Africa
d. major coal fields found in the eastern United States
e. the jigsaw fit of the continents
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What thrusts water masses that are engaged in the thermohaline flow of the world's ocean?
A) Density B) Gravity C) Trade winds D) Coriolis Effect
Since the 1986 disaster at Chernobyl, all of the following is true, except:
A) radiation level remain high B) new human developments C) a zone of alienation D) rapid forest growth E) wolves recolonized area
The principle that the same physical processes currently active in the environment were operating throughout Earth's history is known as
A) statism. B) uniformitarianism. C) parallelism. D) catastrophism.
High-speed winds can cause ________, clouds of sand moving rapidly near the land surface.
A. deflation B. sand storms C. dust devils D. bajadas E. dust clouds