1 .		Earth emits radiation __________.
2 .		__________ is a measure of the average kinetic energy of the individual atoms or molecules in a substance.
3 .		An imbalance between incoming and outgoing energy at Earth's surface will result in __________.
4 .		Atmospheric temperatures decrease with height in the troposphere because __________.
5 .		The intensity of the Sun's rays at any location on Earth is determined by the date and the __________ of the place.
6 .		The fraction of radiation that is reflected by a surface is called its __________.
7 .		At the __________ latitudes more heat is lost through longwave terrestrial radiation than is received.
8 .		The mechanism responsible for heating Earth's atmosphere, which in turn emits the radiation back to the surface, is called the __________.
9 .		On the date of the Northern Hemisphere winter solstice, the vertical rays of the Sun are striking a line of latitude known as the __________.
10 .		The longest wavelength of visible light is the color __________.
11 .		On the average, about __________ percent of the energy that reaches the top of the atmosphere is absorbed at Earth's surface.
12 .		Because of their position, water droplets suspended in a cloud have __________ energy.
13 .		Radiation emanating from Earth's surface is concentrated in the __________ portion of the electromagnetic spectrum.
14 .		Which of the following is NOT a mechanism of energy transfer?
Answer choices in this exercise are randomized and will appear in a different order each time the page is loaded.