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Composition of air
Layers of the atmosphere
Air Pollution
Ozone
Random!
100
What is the atmosphere?
The layer of gases that surrounds the Earth
100
The layer of our atmosphere in which weather occurs is the ______________
troposphere
100
The less mass in a given volume of air, the (more/less) dense the air
the less dense the air
200
water in the form of gas is called __________
water vapor
200
air you rise upwards in the atmosphere air pressure (increases/decreases)
decreases
200
The contamination of Earth's land, water, or air
What is pollution
200
when you are climbing a mountain, you get out of breath easily because ____________
there is less oxygen in the air
300
What are the 2 most abundant gases in the atmosphere
nitrogen and oxygen
300
In the second layer of the atmosphere how does the temperature change as you go higher?
it increases
300
What is the difference between good and bad ozone
where it is found
300
what does the ozone layer protect living things from?
ultraviolet radiation
300
Give an example of a global environmental choice
Nations meeting to discuss the ozone layer
400
Why is Earth's atmosphere important to living things?
it provides all the gases living things need to survive
400
The ___________ extends from the top of the troposphere to the bottom of the mesosphere
stratosphere
400
How does bad ozone impact humans?
respiratory problems
400
What is the molecular structure of ozone?
three oxygen molecules
400
What is the formula for density?
density = mass/volume
500
the layers of the atmosphere are classified according to changes in ____________
temperature
500
Where does most pollution come from?
burning fossil fuels
500
In the part of the atmosphere called the __________, energy from the sun strikes gas molecules and causes them to glow.
thermosphere