What type of margin is generally steep?
A) Passive margin
B) Active margin
C) Continental margin
D) Shelf breaks
B
Environmental & Atmospheric Sciences
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The masses of stars are found by measurements of
A. relative sizes. B. light intensity. C. Doppler shifting. D. binaries. E. temperature.
Environmental & Atmospheric Sciences
Why is photosynthesis inhibited at the very top layer of the ocean surface?
A) The salinity is too low B) There is too much light C) There are pollutants in the water D) None of these choices
Environmental & Atmospheric Sciences
Cnidarians exhibit bilateral symmetry, an advancement from the phylum Porifera
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
What is the single greatest use of freshwater in the United States?
A. Recreation B. Irrigation C. Electrical power generation D. Public water supply
Environmental & Atmospheric Sciences