Environmental Science Exam

Which gas makes up 78% of our atmosphere?

• oxygen

• Carbon dioxide

• nitrogen

• argon

Which layer of the atmosphere does all weather occur?

• exosphere

• troposphere

• mesosphere

• thermosphere

A compound made of three oxygen atoms is called

• acid rain

• smog

• ozone

• carbon dioxide

Which layer of the atmosphere do we live in?

• tropsophere

• stratosphere

• mesosphere

• thermosphere

What is the function of the ozone layer?

• to allow UV rays to get to Earth
• to block UV rays from getting to Earth
• To keep oxygen in
• to allow meteors to get to Earth

The troposphere is heated from below, which drives weather patterns caused by

• Convocation Cells

• Convection Currents

• Jet Streams

• Conduction

Air pollution is _________________________

• the addition of any substance that has harmful or toxic effects to air

• the addition of any good substance that benefits air

• a chemical reaction

The Clean Air Act is federal law that regulates levels of air pollution produced from

• Transportation and factories

• Private homes only

• Power plants only

• Transportation, factories, power plants, and private homes

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A common air pollutant that is very dangerous because you cannot see it or smell it

• Sulfur Monoxide

• Carbon Monoxide

• Carbon Dioxide

• Nitrogen Oxide

Acid Rain has multiple negative effects on the environment, but what does it do that effects our clean air?

• Creates erosion

• Melts Statues

• Kills plants

• Harm animals