The longest topographic feature on Earth's surface is ________

A) the oceanic ridge system
B) continental-continental mountain ranges
C) hot spot volcanoes
D) volcanic island arcs


Answer is A) the oceanic ridge system

Environmental & Atmospheric Sciences

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Continental masses that presently are covered by continental glaciers: _________, _________. Fill in the blank(s) with the appropriate word(s)

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Today, more than 50% of the U.S. importation of oil comes from

A) Saudi Arabia. B) Afghanistan and Iraq. C) the Western Hemisphere, especially Canada. D) China.

Environmental & Atmospheric Sciences

Large regions characterized by a certain climate and dominant plant life are called ____.

A. ecosystems B. communities C. populations D. habitats E. biomes

Environmental & Atmospheric Sciences

Which of the following is not an example of an intermolecular attraction?

A) covalent bonding B) dipole-dipole interactions C) London dispersion forces D) hydrogen bonding

Environmental & Atmospheric Sciences