Where does the earth receive most of its energy?
A. external fission
B. internal combustion
C. internal fission
D. external fusion
E. internal fusion
Answer: D
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Marine algae are found in which sequence from sea surface to deeper water?
A. red, green, brown B. brown, green, red C. red, brown, green D. green, brown, red E. green, red, brown
Any stream-deposited sediments are best referred to as:
a. loess. b. till. c. alluvium. d. regolith. e. gravel.
The heat from a chinook wind is generated mainly by
a. compressional heating. b. sunlight. c. warm, ocean water. d. friction with the ground. e. forest fires.
When magma cools, the magnetic iron-bearing minerals align themselves with the Earth's magnetic field and record ____________________ and ____________________.
Fill in the blank(s) with the appropriate word(s).