Sharp ridges called ________ separate adjacent glacially carved valleys.

A. moraines
B. cairns
C. arêtes
D. tarns
E. cirques


Answer: C

Environmental & Atmospheric Sciences

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Indicate whether the statement is true or false

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The GPI for the United States ________

A) has remained unchanged since 1975 B) increases when resource consumption increases C) increases when resources extraction increases D) is far below that of the rest of the world E) has increased dramatically since 1950

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Rogue waves tend to occur ________

A) in areas where wind belts converge B) in coastal areas with weak sea breezes C) in upwelling zones D) only in the southern ocean below 60°S latitude E) where storm waves move against strong surface currents

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Incinerating organic wastes and placing the ash in landfills usually produces

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