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Chapter 15
study guide
| Question | Answer |
|---|---|
| Our ozone layer absorbs which type of harmful radiation from the sun? | UV rays |
| Describe air pressure. | As you travel up the pressure is low. When you are on Earth the pressure is high. |
| What is the atmosphere? | The atmosphere is a layer of gases that surrounds our Earth. |
| What is smog? | Smog is a gas in our atmosphere that is a mixture of smoke and fog. |
| What happens to air pressure as altitude increases? | The air pressure decreases. |
| What does the Coriolis Effect make winds do? | The Coriolis effect makes wind move in curved paths across the Earth. |
| How much of the Suns energy actually reaches the Earth. | two billionths |
| What is the ozone layer? Where is it found? | The ozone layer is a mini layer found in the stratosphere that protects us from harmful UV rays. |
| What is the Thermosphere? | Them outer most layer of the atmosphere. |
| What is Global Warming? | Global Warming is the warming and cooling of our Earth by the suns energy. |
| List the examples of Local Winds. | Land breeze and sea breeze |
| Describe jet streams. | Jet streams are fast moving movements of water that moves along with storm. |
| Which global Winds blow away from the poles to the West? | |
| Which calm area is located around 30 degrees north and south latitude? | Horse Latitudes |
| What are the two most abundant gases found in the atmosphere? | Oxygen and Carbon Dioxide |
| What are auroras and where are they found. | Northern lights: North Pole |
| What is the Greenhouse effect? | The greenhouse Effect is the rays from the sun, hitting the Earth and bouncing to the sky and back to Earth constantly . |
| How much oxygen and carbon dioxide is found in our air? | Oxygen=21 percent CO2= less than 1 perccent |
| What is the most common atmospheric gas? | Carbondioxide |
| Explain the three ways that heat is transferred? | Conduction, convection, and radiation |
| Where do trade winds flow toward? | Bodies of water |
| Which global winds blow away from the poles to the east? | East to west |
| What parts of the Earth cools up and heats up faster? | Land |
| What is significant about the Trophosphere? | We live in it? |
| What kind of ways have people created air pollution? | Car exhaust |
| List the three examples of global winds and name two calm areas. | Global Winds- Polar easterlies, westerlies, and trade winds Calm Areas- doldrums and Horse Latitudes |
| What is another name for the distance above sea level? | Altitude |
| Describe the movement of convection currents. | Circular Motion |
| Which instrument measures air pressure? | Barometer |
| How are all winds created? | Through the circulation of air flow. |
| Describe the doldrums. | Calm, weak winds |
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200315374
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