When new marine phytoplankton biomass is produced by photosynthesis, dissolved carbon dioxide is converted to ________.
A. soluble inorganic compounds
B. carbon dioxide gas
C. organic carbon compounds
D. carbon dioxide solids
E. None of these is correct.
Answer: C
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Evaluate which government—Cambodia's or Burma's—appears most economic development oriented
What will be an ideal response?
What name best describes the area of the lake in this photograph?
A) Terminal moraine
B) Equilibrium line
C) Fjord
D) Lateral moraine
E) Drumlin
Adiabatic cooling occurs when an air mass ________.
A. falls and contracts B. rises and expands C. rises and contracts D. falls and expands
When Freddy Frog drops vertically from a tree onto a horizontally-moving skateboard and doesn't slip off, it is likely due to
A. inertia in motion. B. impulse. C. friction between his feet and the board. D. momentum change.