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Atmosphere
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How is Carbon Dioxide important to life on Earth?
Carbon Dioxide is removed from the atmosphere by green plants during photosynthesis
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How is water vapor important to life on Earth?
Water Vapor moves through the water cycle which is responsible for moving water around the earth
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Which layer on atmosphere contains the ionsphere?
Thermosphere
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How is the ionosphere used for radio communication?
The ionosphere has electrically charged ions and radio waves bounce off the ions and reflect back to earth.
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How is ozone "good"?
In the stratosphere ozone is good as it absorbs radiation & UV rays
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Which layer of the atmosphere has the Northern Lights
Thermosphere
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Which layer of atmosphere is best for undisturbed flights?
Stratosphere
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What happens to atmospheric density as you gain altitude (go higher into the atmosphere)?
Atmospheric density decreases the higher up you go (molecules are closer together at lower levels and more spread out the higher you go).
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What are the 3 purposes of Earth’s atmosphere?
1.Protect Earth from dangerous electromagnetic radiation 2. Create and control weather & climate 3. Provide gasses needed by plants and animals
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How is Nitrogen important to life on Earth?
Nitrogen is used by plants in growth and development
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What are Van Allen Radiation Belts?
Located in the magnetosphere. Magnetic particles concentrate into belts or layers called Van Allen Radiation Belts
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How is Oxygen important to life on Earth?
Oxygen is released into the atmosphere by plants as they photosynthesize
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List the 5 layers of the atmosphere, from the lowest level to the highest.
Troposphere Stratosphere Mesosphere Thermosphere Exosphere
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Describe Nimbus clouds.
Nimbus clouds extend through all levels & are rain & storm clouds
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How is ozone "bad"?
In the troposphere ozone is “bad” as it traps greenhouse gasses and heat.
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Which layer of atmosphere is where weather happens?
Trosposphere
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Where is the ozone layer located?
The ozone layer is located at the bottom of the stratosphere.
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Describe Stratus clouds.
Stratus clouds are low level, layers like a blanket, & composed of water droplets
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Which layer of the atmosphere is where satellites orbit?
Exosphere
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Which layer of atmosphere is where most meteoroids burn up?
Mesosphere
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What happens to atmospheric pressure as you gain altitude (go higher into the atmosphere)?
Atmospheric pressure decreases the higher you go
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What are the 2 main gasses found in earth’s atmosphere? What percentage of the atmosphere do they make up?
Nitrogen 78% Oxygen 21%
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Describe Cumulus Clouds.
Cumulus clouds are mid level, fluffy, dense, & mostly composed of water droplets
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Which layer of the atmosphere is the coldest?
Mesosphere
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What is the atmosphere?
A layer of gasses that surround the earth.
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Describe Cirrus clouds.
Cirrus clouds are high level, wispy, curly, & composed of ice crystals
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