On a planetary scale, the ocean comprises about ____% of Earth's mass

A) 71
B) 20
C) 8
D) 0.02


D

Environmental & Atmospheric Sciences

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A common pulley is effectively a

A. hydraulic press. B. common lever. C. tension producer. D. gear.

Environmental & Atmospheric Sciences

Key elements of industrial agriculture include all of the following EXCEPT

A) extreme capital intensity. B) high energy use. C) concentration of economic power. D) a quest for lower unit costs of production. E) all of the above

Environmental & Atmospheric Sciences

The doldrums exist nearest this latitude

A) 3 degrees south. B) 15 degrees south. C) 30 degrees south. D) 30 degrees north. E) 45 degrees north.

Environmental & Atmospheric Sciences

Which of the following surface environments is the most likely site for deposits in this photograph?

A. beach B. sand dunes C. steep mountain front D. lake E. river channel

Environmental & Atmospheric Sciences