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Ch. 15 Stack

Test Study

QuestionAnswer
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
Created by: pigg