ATMOSPHERE
LAYERS
AIR POLLUTION
AIR PRESSURE
MISCELLANEOUS
100
The Greenhouse effect
What is the trapping of heat on Earth's surface
100
Stratosphere
What is the layer above the troposphere?
100
Vehicles, factories, and power plants
What are some of the things that can cause air pollution?
100
The force that air exerts on all objects
What is air pressure?
100
Trace gases
What makes up 1 percent of earth's atmosphere?
200
78 percent nitrogen, 21 percent oxygen, and 1 percent trace gases.
What is the percentage of gases in the atmosphere?l
200
Mesosphere
What layer protects us from meteors?
200
Vehicles
Half of fossil fuels that burn come from what?
200
Water bottle will crush because of air pressure
If you go to the top of a mountain with an empty water bottle and you come back down what will happen to the water bottle? Why?
200
True
True or false: The gases in the atmosphere keep temperatures we can live in.
300
The top of the atmosphere
Where is the exosphere located?
300
Exosphere
What is the layer that exits into space?
300
22 million
About how many people die from air pollution a year?
300
More than a ton
If you are standing at sea level how much air will be pressing down on you?
300
True
True or false: Plants need carbon dioxide for photosynthesis.
400
Harmful UV rays
What does the atmosphere protect us from?
400
Mesosphere
What is the coldest layer?
400
asthma and lung cancer
Breathing air increases the chance of what?
400
Air presses in all directions at once and are pushing back
Why doesn't air pressure crush you if your standing at sea level?
400
Ionosphere
What layer of the atmosphere are the Northern Lights in?
500
Troposphere
What is the layer closest to the earth?
500
10 km
How far does the troposphere go up?
500
Vehicles, factories, and power plants
Where does photochemical smog come from?
500
Decreases
When you go up higher does air pressure increase or decrease?
500
False
True or false: The atmosphere doesn't protect us from harmful UV rays.
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