Which of the following Earth layers is the thinnest?

a) oceanic crust
b) upper mantle
c) lower mantle
d) outer core
e) inner core


Answer: a) oceanic crust

Environmental & Atmospheric Sciences

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What part of the process of science are "fit of the continents," matching fossils on different continents and similarities in structures that were used to develop the ideas about continental drift?

A. Observations B. Hypotheses C. Theories

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Josip Broz Tito

A) encouraged ethnic cleansing in Bosnia & Herzegovina of Bosnian Muslims. B) served as a centripetal force for Yugoslavia. C) was elected to lead a newly independent Kosovo. D) created the term "Balkanization." E) was born in Albania but claimed Serbian ethnicity.

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The restoring force of a fully developed wind wave is ________.

A. viscosity B. gravity C. density D. solar heat E. surface tension

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