What element is the most abundant in Earth's crust by weight?
A) carbon
B) chlorine
C) oxygen
D) lead
Answer: C
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What is the lithosphere's role in plate tectonics?
A) It is at the center of the earth and causes the earthquakes that move the plates. B) It is the source of the heaviest metals. C) It is the outermost layer of the earth broken into plates. D) It is the less rigid layer beneath the asthenosphere.
Which of the following is a characteristic of a terrane?
A. The layers and fossils in a terrane can be matched with those in adjacent areas. B. A terrane has the same sequence of rocks as adjacent areas. C. The boundaries of a terrane are generally major faults or shear zones. D. To be a terrane, the rocks must form in a deep marine environment. E. None of these choices are correct.
Most of the world's ethanol is produced in the U.S. and ________
A) the Maldives B) Mexico C) Brazil D) Tuvalu E) China
The process of science is characterized by all of the following except
A. that science attempts to be objective. B. that science is inherently skeptical. C. that science normally provides absolute proof. D. that science attempts to keep explanations as simple as possible.