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Ch. 15
Study Guide
| Question | Answer |
|---|---|
| List th examples of local winds | Polar easterlies, westerlies, trade winds, doldrums, and horse Latitudes |
| What are aurorans and where are they found | They are northern lights found in the atmosphere |
| Our ozone layer absorbs which type of harmful radiation from the sun | UV rays |
| How much carbon dioxide and oxygen is found in the air | Carbon dioxide has less than 1 percent and oxygen has 78 percent |
| Which global winds blows away from the poles to west | Trade winds |
| What are the 2 most abundant gases found in the air. | Nitrogen and Oxygen |
| Describe air pressure | Pressure of force with which air molucuses on a surface |
| What happens air pressure as altitude increase | Air pressure decreases as altitude increases |
| Describe jet streams | Narrow belts of high speed winds in the upper troposphere And lower stratosphere |
| What is the greenhouse effect ? | The greenhouse effect is when the radiation that enters atmosphere that is absorbed by clouds and by the Earth's surface |
| Explain the 3 ways that heat is transfers | Radiation, Conduction,and Convection |
| Where do trade winds flow toward | Winds that blow from 30 degrees latitude in both hemispheres almost the Equator |
| What does the Coriolis Effect make the winds do? | It makes the path of winds curved due to the earth's rotation |
| Describe doldrums | Doldrums is the area around the equator where trade wind winds meet |
| What is the ozone layer? | The ozone layer is the layer that protects from U.V rays. |
| Where is it found | It is found the stratosphere |
| Describe the thermosphere | The thermosphere is the thickest layer in the Atmosphere |
| What is the most abundant gas in the air | The most abundant gas in the atmosphere is nitrogen and oxygen |
| What is smog | Smog is formed when ozone and car exhaust react with sunlight |
| Describe the movement of convection cells | Convection cells move cicular |
| Which instrument measures air pressure | Gravity measures air pressure |
| What is significant about the troposphere | The troposphere is where we live and where weather occurs |
| What kind of ways have humans created pollution | By dumping trash in the ocean and car gas or exhaust |
| What is another name for distance above sea level | Altitude |
| What are global winds | Global winds are wind patterns that are named by in which Direction they flow. There are 6. |
| What does the name of a wind tell you | That a wind is the movement of air caused by differences in Air pressure |
| How much of the suns energy actulally reaches earth | At about 10 percent |
| What property are the layers of the layers of the atmosphere based on | A warm blanket that surroundeds Earth |
| Which calm area is located around 30 degrees north and south | Horse latitudes |
| List 3 global winds and 2 calm areas | Polar easterlies, westerlies, trade winds, doldrums, and horse latitudes |
| What is global warming | Global warming is an increase in average global temps. |
| If air mass increases what happens to density | The density decreases |
| What type of winds blow over short distances | Local winds blow over short distances |
| How are winds created | Winds are created by air pressure |
Created by:
200320385
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