Upon combustion, about how many grams of water vapor are produced from every 16 grams of methane, CH4? CH4 + 2 O2 ? CO2 + 2 H2O
A) 16 grams
B) 18 grams
C) 36 grams
D) 8 grams
C
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Maritime air masses have a higher water vapor content than continental air masses
Indicate whether the statement is true or false
When an occlusion occurs
A. the cold front overtakes the warm front and the warmer air is lifted from the surface. B. the warm front overtakes the cold front and the warmer air is lifted from the surface. C. the warm front overtakes the cold front and the colder air is lifted from the surface. D. the cold front overtakes the warm front and the colder air is lifted from the surface.
Air may best be described as ________
A) a compound B) an element C) a mixture D) none of these
The center of an open ocean tidal system is called a/an ________
A) amphidromic point B) cotidal center C) rotary center D) seiche E) tidal flux