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Ch. 15 Stack
Test Study
Question | Answer |
---|---|
List the examples of Local winds. | Mountain/valley Breezes and Sea/land |
What are auroras and where are they found? | when ions radiate energy as shimmering lights |
Our ozone layer absorbs which type of harmful radiation from the sun? | UV rays |
How much oxygen and CO2 is in our air? | 22 percent of all percent of the air |
Which global wind blows away from the poles to the west? | Polar Easterlies |
What are the two most abundant gases in the air? | Nitrogen , oxygen |
Describe air pressure. | how much pressure that is in the air |
What happens to air pressure as altitude increases? | The air pressure decreases |
Describe Jet streams. | a wind pattern that goes around the earth and there are 2 in each hemisphere [very fast] |
What is the greenhouse effect? | when gases are trapped in the atmosphere |
Explain the 3 ways that heat is transfer ed? | Conduction, Convection, and Radiation. |
Where do trade winds flow toward? | east at the S hemisphere and west in the N hemisphere |
. What does the Coriolis Effect make the winds do? | curve |
Describe the doldrums. | When trade winds meet at the equator |
. What is the ozone layer? Where is it found? | It is a layer that protects us from some UV rays and located in the stratosphere |
. Describe the thermosphere | it is the farthest from earth's surface and the hottest layer |
. What is the most common atmospheric gas? | Nitrogen |
What parts of the earth cools off faster and heats up faster? What does this unequal heating create? | land and land/sea breezes. |
. What is smog? | when ozone and exhaust from vehicles react with sunlight |
Describe the movement of convection currents. | They move in large curricular movements |
. Which instrument measures air pressure? | barometer |
. What is significant about the troposphere? | We live in it and where the weather happens |
What kind of ways have humans created air pollution? | vehicle exhaust, chemicals in cleaners |
What is another name for the distance above sea level | altitude |
What are global winds? | convection cells located at every 30 degrees and the Coriolis effect curves them |
What does the name of a wind tell you? | if it is global or not |
. How much of the sun’s energy actually reaches the Earth? | 1 billionth of the suns energy |
What property are the layers of the atmosphere based on? | the ozone layer |
Which calm area is located around 30 degrees north and south latitude? | Horse Latitudes |
What is the atmosphere? | a mixture of gases with 5 layers |
. List the 3 global winds and the 2 calm areas. | Westerlies, Polar Easterlies, and Trade winds Horse Latitudes and Doldrums |
. What is global warming? | An increase of average temperature |
. If air mass increases what happens to density? | the density decreases |
. What type of winds blow over short distances? | local winds |
. How are all winds created? | differences in air pressure |