16. The air over the Equator generally rises because the air is
A) dry and cool with low density
B) moist and hot with low density
C) moist and cool with high density
D) dry and hot with high density

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.

answer( increase) their individual contractile activity;

answerblank(1); 5.3 million; blank(2); 10 million;