Which factor contributing to rock movement is not demonstrated by the brick-and-wood experiment?

A) smoothness of rock
B) density of rock
C) presence of water
D) angle of slope


Answer: B

Environmental & Atmospheric Sciences

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Which one of the following statements is INCORRECT?

A) The higher the GDP of a country, the more equal its income distribution. B) The primary sector accounts for a larger share of GDP for LDCs than MDCs. C) Workers in MDCs are more productive than those in LDCs. D) The HDI is a function of economics, social, and demographic indicators. E) PPP accounts for differences in cost among countries for the same basket of goods.

Environmental & Atmospheric Sciences

Which has the most high-quality energy?

A. gasoline B. oceans C. atmosphere D. wood

Environmental & Atmospheric Sciences

?The energy output of the sun has increased during the past several decades.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

Which of the following has a typical subarctic, very cold winter climate?

A) Seattle, Washington B) Duluth, Minnesota C) Churchill, Manitoba D) Dalian, China E) Verkhoyansk, Siberia, Russia

Environmental & Atmospheric Sciences