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Ch. 15

science stuff/ study guide

QuestionAnswer
1. List the examples of local winds. valley mountain sea and land breezes
2. What are auroras and where are they found? radiate energy found in the ionosphere
3. Our ozone layer absorbs which type of harmful radiation from the sun UV rays
4. How much oxygen and carbon dioxide is found in our air? 21% oxygen and 1% carbon dioxide + others
5. which global wind blows away from the poles to the west? westerlies
6. What are the 2 most abundant gases found in the air? nitrogen and oxygen
7. Describe air pressure. the total weight of the air above you
8. What happens to air pressure as altitude increases? air pressure decreases
10. What is the green house effect? the process of trapping gases in the atmosphere
11. Explain 3 ways that the heat is transferred. Radiation,condution,and convection
12. Where do trade winds flow towards? The equator/ doldrums
13. What does the Coriolis Effect make winds do? It makes them appear curved
14. Describe the doldrums. Calm
15. What is the ozone layer? Where is it found? It protects us against UV rays; found in the stratosphere
16. Describe the thermosphere The outer most layer and the temp there veries
17. What is the most common atmospheric gas? Nitrogen
18. What part of the earth cools of cool off faster and heats up faster? What does the unequal heating create? Land; wind
19.what is smog Polluted air that forms when ozone and exuast reacts with sun light
20. Describe the movment of convection currents Cold air sinks warm air rises process continuous
21. Which instrement measures air pressue Barometer
22. What is significant about the troposphere Weather occurs here
23. What kinds of way have humans created air pollution Buning fossel fuels and over using cars
24. What is another name for the distance above sea level Altitude/ elevation
25. What are global winds Combination of convection cells at every 30 degrees
26. What does the name of a wind tell you Where you are and what direction your going in
27. How much of the suns energy actually reaches the Earth 2 billiointh
28. What property are the layers are the atmoshere based on Their temperature
30. What is the atmosphere Layers of gases that surround the Earth
31. List the 3 global winds and the 2 calm areas Regular: trade winds, the polor easterlies, and the westerlies Calm: horse latitudes, and doldrums
32. What is global warming The increase in average temperature on Earth
33. If air mass increases what happenes to density It increases
34. What type of blow over short distances Local winds
35. How are all winds created Unequal heating
Created by: kate_pickleberri
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