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What are the steps to where earth recieves energy from the atmosphere?
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1. Energy travels to earth from sun as electromagnetic radiation.
2.Sunlight is absorbed and reflected by the atmosphere.
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True or False? Nearly half of earths energy comes from the sun.
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False. All of earths energy comes from the sun.
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What are electromagnetic waves classified by?
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Wavelength, or distance between waves.
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What is the direct transfer of energy by electromagnetic called?
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Radiation
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What are the 3 types of radiation?
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Visable light, infared radiation, and ultraviolet light
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What is visable light?
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A mixture of all the colors in the rainbow
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What is infared radiation?
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It has wavelengths that are longer than those of red light. It can be felt as heat.
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What is ultraviolet radiation?
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It has wavelengths that are longer than those of red. It causes skin cancer, eye damage, and sun
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What causes the different colors of visable light?
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Different wave lengths
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True or false? Red light has a shorter vavelength then blue light.
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False. Redlight has the longest wavelength of all the other colors.
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What happens to energy from the sun that is neither reflected nor absorbed by the atmosphere?
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Energy from the sun that is neither reflected nor absorbed by the atmosphere passes through the atmosphere to the surface.
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What absorbes energy from the atmosphere?
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The ozone layer absorbes most of the ultraviolet radiation, water vapor, and carbon dioxide absorbs infared radiation, clouds, dust, and other gases also absorb energy.
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What reflects energy from the sun in the atmosphere?
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Clouds reflect sunlight back into space.
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What is scattering?
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The reflection of light in all directions. scattered light is bluer than ordanary sunlight.
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What happens to energy absorbed by the land and water?
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It becomes heat.
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