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CH.15
STUDY GUIDE
| Question | Answer |
|---|---|
| what is the smog | smoke and fog mixed together |
| what is the atmosphere | a layer of gases mixed together |
| what does the Coriolis Effect make the winds do | it curves them |
| how much oxygen and carbon dioxide is found in our air | OXYGEN:21% CARBON DIOXIDE:less than 1% |
| What is the most common atmospheric gas | vehicle exhaust |
| list the examples of local winds | mountains and shorelines causing local winds |
| what are auroras and where are they found | streams of light and are found in the troposhere |
| our ozone layer absorbs which type of harmful radiation from the sun | UV Rays |
| Which global wind blows away from the poles to the west | polar easterlies |
| what are the 2 most common gases in the air | Nitrogen,Oxygen |
| describe the air pressure | the weight of the air in the sky |
| what happens to air pressure as altitude increases | the air pressure spreads apart |
| describe jet streams | a narrow belt of high speed |
| what is the greenhouse effect | when gases in the air radiate back to earth |
| explain the 3 ways that heat is transferred | convection,radiation,conduction |
| where do trade winds flow toward | equator |
| describe the doldrums | place where there is little wind and is warm. |
| what is the ozone layer and where is it found | a mixed layer of gases that blocks out harmful UV Rays.troposphere and stratosphere |
| describe the thermosphere | a layer where it warms up.therm means heat.sphere means ball |
| what parts of the earth cools off faster and heats up faster?what does this unequal heating create | land.wind |
| describe the movement of convection currents | the warm air rises and the cold air sinks |
| which instrument measures air pressure | barometer |
| what is significant about the troposphere | contains 90% of the atmosphere |
| what kind of ways have humans created air pollution | exhaust,burning fossil fuels,chemicals |
| what is another name for the distance above sea level | elevation |
| what are global winds | winds all over the world |
| which calm area is located around 30 degrees north and south latitudes | horse latitudes |
| list the 3 global winds and the 2 calm areas | GLOBAL:Westerlies,Polar Easterlies,Trade Winds CALM:Doldrums,Horse Latitudes |
| What is global warming | Increase in warmth on the globe all year round |
| If air mass increases what happens to density | density increases |
| what type of winds blow over short distances | local wind |
| How are all winds created | by differences in air pressure |
| what property are the layers of the atmosphere based on | gases |
Created by:
JOHNTEKOBO
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