Coral reefs have been diminishing in recent years because:
A) increased CO2 in ocean water
B) decreased CO2 in ocean water
C) increased methane in ocean water
D) decreased methane in ocean water
Answer: A
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According to the Köppen system of classifying climates, in which of the following climate types would thunderstorms NOT be expected?
A. climate A B. climate E C. climate C D. climate D
Platelike crystals between a low Sun and an observer can also ________ sunlight off their tops and bottoms to produce ________
Fill in the blank(s) with the appropriate word(s).
Which of the following is the correct unit for formula weight?
A) atomic mass units B) grams C) ounces D) pounds
The ____ is a semi-permanent pressure system characterized by sinking air
a. equatorial low b. subtropical high c. Icelandic low d. westerly e. Gyre