Where does most of the sediment on the Pacific coast originate from?
A) Granite rock
B) Biological productivity
C) Basalt Rock
D) Lava
A
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Water vapor is a greenhouse gas.
Answer the following statement true (T) or false (F)
The radar unit consists of a transmitter that sends out short, powerful ____ pulses
a. microwave b. ultraviolet light c. transmitted light d. reflected light e. X-ray
Which of the following is a characteristic of S-waves?
A. They cannot travel through liquids. B. They displace the rock in a direction that is perpendicular to their travel direction. C. They shear rock from side to side or up and down. D. All of these choices are correct.
The reaction that drives the release of energy in nuclear power plants is
a. nuclear fission. b. nuclear fusion. c. control rods. d. nuclear emergencies.