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Ch.15

Study Guide

TermDefinition
List the examples of local winds? Ocean breeze,Valley breeze,Mountain breeze
What are auroras and where are they found? The auroras is found at the poles { Northern Lights}
Our ozone absorbs layer which type of harmful radiation from the sun? UV rays
How much oxygen and carbon dioxide is found in our air? 50 to 70%
Which global winds away from the poles to the west. Polar Easterlies
What are the 2 most abundant gases found in the air? Oxygen and nitrogen
Describe air pressure? Air pressure is the measure of force with Ron air molecule push on the surface
What happens to air pressure as altitude increases? Air pressure increases
Describe jet streams? Jet streams are are considered conveyor belts because they are not narrow belts on high speed
What is the greenhouse effect? The greenhouse effect is when the sun warms the atmosphere
Explain 3 ways that heat is transferred? Radation,convention,conduction
Where do trade winds flow towards? Toward the equator
What does the the Coriolis effect make the winds do? Move In a circle formation
Describe the doldrums? Doldrums are located northern and southern hemisphere trade winds happen there
Where is the ozone layer?Where is it found? The ozone layer helps us by protecting us from harmful rays it is found in the atmosphere
Describe the thermosphere? It is the hottest layer
What is the most common atmosphere gas? Oxygen and nitrogen and carbon dioxide
What parts of the earth cools off faster and heats up faster?What does this unequal heating create? Land cools faster winds cools things
What is smog? fog and smoke
Describe instrument measures air pressure? Barometer
What is significant about the troposphere? we live there
What kinds of ways have humans created air pollution? Driving and burning fossil fuels
What is another name for the distance above sea level? altitude
What are global winds? Global winds are winds that travel all over the world
What does the name of wind tell you? Cold or hot
How much of suns energy reaches the earth? 20 percent
What property are the layers of the atmosphere based on? Temperature
Which clam area is located around 30 degrees north and south latitude? Horse latitude
What is the atmosphere? A mixture of gases in the atmosphere
List 3 global winds and the 2 clam areas? Polar Easterlies and westernized,trade winds,doldrums,horse latitude
What is global warming? Global warming is when the sun warms the earth
If air mass increases what happens to the density? Increases
What type of winds blow over short distances? Local winds
How are all winds created? Unequal heating of the eaths surface