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Ch. 15
Question | Answer |
---|---|
List examples of local winds | sea breezes, and mountain breezes |
What are auroras and where are they found? | ions radiate energy as shimmering lights, these lights are called auroras |
Our ozone layer absorbs which type of harmful radiation from the sun? | ultraviolet radiation |
How much oxygen and carbon dioxide is found in our air? | 21% oxygen |
Which global wind blows away from the poles to the west? | westerlies |
What are the 2 most abundant gases found in the air? | oxygen and carbon dioxide |
Describe air pressure. | air pressure is the amount of air pushing down on an object |
What happens to air pressure as altitude increases? | The air pressure decreases |
Describe jet streams. | fast moving sections of sir that jet or planes use to get to their destination |
What is the greenhouse effect? | trapping of the sun's warmth in Earth's lower atmosphere |
Explain the 3 ways that heat is transferred. | radiation, conduction, and convection |
Where do trade winds flow toward? | the equator and the west |
What does the Coriolis Effect make the winds do? | flow clockwise in the northern hemisphere and counter-clockwise in the southern hemisphere |
Describe the doldrums. | doldrums are when Trade winds of the Northern and Southern Hemispheres meet in an area around the equator |
What is the ozone layer? Where is it found? | the ozone layer is a mixture of gases that keeps the harmful rays of the sun out. the ozone layer is above the stratosphere |
Describe the thermosphere. | upper most layer of the atmosphere |
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? | the land is the one that heats up more faster because the radios from the sun heats up more faster. it creates wind |
What is smog? | the mix between smoke and |
Describe the movement of convection currents. | convection currents move through the air |
Which instrument measures air pressure? | barometer |
What is significant about the troposphere? | it is where I live and where all the weather happens |
What kind of ways have humans created air pollution? | through the exhaust from cars, from factories, burning |