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Chapter 22

THE ATMOSPHERE

QuestionAnswer
What is the Atmosphere? is a thin layer of gases that provides air for us to breath helps us regulate the temperature and protects us form solar radiation. a closer look reveals that the atmosphere is layered.
What is the atmosphere made of? Nitrogen (78%) and Oxygen (21%) are the most abundant gases on our atmosphere. Other elements exist in trace amounts. (trace gases)
How is the atmosphere structured? Thermosphere Mesosphere Stratosphere Troposphere
What are the characteristics of each layer? Thermosphere=
What is temperature inversion?
How did the atmosphere change over time? (cyanobacteria)
What re CFC's and how do they hurt the atmosphere?
What are greenhouse gases?
Can higher temperatures hold more water or cooler water? Warmer air holds more water.
What is dew point?
Why does rising air for clouds instead of having clouds form on the ground?
What do these prefix stand for? (alto-, cirro-, numbus)
What is barometric pressure, why is it important to the daily forecast?
Relationship between air pressure and wind
What direction do winds spin in the Northern and Southern Hemispheres?
What are fronts and what weather do each bring? Fronts are the boundaries between air masses. Cold Fronts= Severe Weather Warm Front= Stable Weather Stationary Front= very stable long term weather.
What is lightning and why do we see it before hearing it? Lighting=an electric discharge between a cloud and the earth or another cloud. Light travels faster than sound.
How are tornadoes and hurricanes similar? Similar in their energy source= warm water vapor.
What is the difference between climate and weather? Climate= longterm Weather= daily, by the minute
Explain how the seasons occur. The tilt of the axis. The angle that the sun's rays hit our earth (explains picture,too.)
What are the solstice and equinox dates? Solstice= Equinox=
What is rainshadowing? When a mountain causes the air to rise. Rains on one side(green, lush). Other side is dry, rocky, barron.)
Created by: mmicheels
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