Where does all energy used by life forms on Earth originate from?
A. plants
B. animals
C. flora
D. photosynthesis
E. the Sun
E
Environmental & Atmospheric Sciences
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When fluid lava erupts onto the surface, it typically produces
A) lava flows. B) lava domes. C) ash columns. D) pyroclastic flows.
Environmental & Atmospheric Sciences
The North Atlantic Intermediate Water and the Antarctic Intermediate Water are both produced by caballing
a. True b. False
Environmental & Atmospheric Sciences
What is an example of point source pollution?
A) pesticides from suburban areas B) automobiles in the United States C) agricultural runoff D) municipal waste treatment plant E) None of the above is an example of point source pollution.
Environmental & Atmospheric Sciences
Why is iron not abundant in the ocean?
A) It is trapped in the Earth's crust. B) It is held in sediments. C) It is nearly insoluble in oxygenated water. D) It is not very reactive.
Environmental & Atmospheric Sciences