The climate system involves the exchanges of energy and moisture that occur among the ________ spheres.
As you ascend in elevation within the troposphere, the air temperature decreases ________.
If Earth's atmosphere contained no greenhouse gases, the average surface temperature would be ________.
Eccentricity, obliquity, and precession are considered to be causes of ________ climate change.
Some scientists believe that these huge magnetic storms are responsible for variations in temperature and precipitation.
Burning which of the following materials contributes carbon dioxide to Earth's atmosphere?
A, B, and C
Methane (CH4), nitrous oxide (N2O), and chlorofluorocarbons (CFCs) are considered ________ (greenhouse) gases.
Melting of permafrost will release ________ as a result of decomposing vegetation.
carbon dioxide and methane