Earth's rotational axis is inclined ____________ off of being perpendicular to the plane of the ecliptic
a. 32 degrees
b. 63 degrees
c. 66 degrees
d. 23 degrees
D
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For which of the following reactions is it important that the species collide with the correct orientation?
A) 2 NO(g) + O2(g) ? 2 NO2(g) B) HCl(g) + H2O(l) ? H3O+(aq) + Cl-(aq) C) both of them D) neither of them
Gustnadoes form along a gust front where the cool downdraft of a thunderstorm forces warm, humid air upwards
a. True b. False
Food chains and food webs are basically the same thing
Indicate whether the statement is true or false
In order to avoid producing thermal plumes, power plants often
A. Warm entire rivers to ease temperature gradients B. Increase the efficiency of their energy use C. Build cooling towers or ponds D. Chemically alter their effluent E. All of these are correct