According to plate-tectonic theory, plates of rigid, elastic ________ move over a weak plastic layer below.

A. mantle
B. lithosphere
C. asthenosphere
D. core


Answer: B

Environmental & Atmospheric Sciences

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The case of the Alaskan fishermen winning damages against Exxon Oil company is an example of a ________ law case.

A. Criminal B. Statute C. Common D. Tort E. Civil

Environmental & Atmospheric Sciences

The presumed causes for transgressions and regressions of shallow seas during the Paleozoic

were a. greenhouse effect and glaciation. b. tectonic activity and continental rifting. c. glaciation and tectonic events. d. bolide impact and glaciation. e. none of the above

Environmental & Atmospheric Sciences

The equilibrium theory of island biogeography has become a fundamental principle in conservation biology. The principles of this theory are being applied to ________

A) setting regulations for national parks B) managing isolated habitat patches C) island species as a source for captive breeding D) managing island endangered species E) determining equilibria for ecosystem management

Environmental & Atmospheric Sciences

The atmosphere near Earth's surface is "heated from below" by heat energy from Earth’s interior

a. True b. False

Environmental & Atmospheric Sciences