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CH. 15
STUDY GUIDE
| Question | Answer |
|---|---|
| List the examples of local winds. | Mountain/Valley breezes,Land/Sea breezes |
| What are auroras and where are they found? | Shimmering Lights; Ionosphere which is found outside the thermosphere |
| Our ozone layer absorbs which type harmful radiation from the sun? | Harmful Ultra Violet rays from the sun |
| How much oxygen and carbon dioxide is found in the air? | Oxygen=21% Carbon dioxide=less than 1% |
| What global wind blows away from the poles to the west? | polar Easterlies |
| What are the 2 most abundant gasses found in the air? | Nitrogen= 78% and Oxygen= 21% |
| Describe air pressure. | How much air is pushing down on you |
| What happens to air pressure as altitude increases? | Air Pressure decreases |
| Describe jet streams. | Narrow belts of high speed winds |
| What is the green house affect? | Sunlight is let in but can't escape |
| Explain the 3 ways heat is transferred. | Thermal Radiation, Convection, and Conduction |
| Where do trade winds flow toward? | At every 30 degrees and along the equator |
| What does the Coriolis Effect make the winds do? | The curving of winds due to earths rotation |
| Describe doldrums. | A low pressure are around the equator |
| What is the ozone layer? where is it found? | In the Stratosphere and protects us from harmful UV rays |
| Describe the thermosphere. | Very hot. can reach up to 1000 degrees celcius |
| What is the most common atmospheric gas? | Nitrogen |
| What parts of the earth cools off faster and heats up faster? What does this unusual heating create? | land |
| What is smog? | Smoke and fog created from exhaust and other human air pollutants |
| Describe the movement of convection currents? | Cold air is below hot air |
| Which instrument measures air pressure? | Barometer |
| What is so significant about the troposphere? | Weather occurs |
| What kind of ways have humans created air pollution? | Exhaust from cars and burning fossil fuels |
| What is another name for the distance above sea levels? | Altitude |
| What are global winds? | Commination of convection cells a every 30 degrees (long distance winds) |
| What does the name of wind tell you? | Where they're coming from |
| How much of the suns energy actually reaches the earth? | 2 billionths |
| What property of the layers of the atmosphere based on? | Temperature |
| Which calm area is located around 30 degrees north and south latitudes? | Horse latitudes |
| What is the atmosphere? | A mixture of gasses that surround the earth |
| List the three kinds of global winds. | Polar Easterlies, westerlies, and Trade winds |
| What is global warming? | The above average temperature around the globe |
| If air increases what happens to density? | Density decreases |
| What type of wind blows over short distances? | Local winds |
| How are winds created? | differences in air pressure |
Created by:
NICKY THE HOPF
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