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WorksheetsAir Quality
Total questions: 8
Worksheet time: 4mins
Name
Class
Date
1.
In 1970 the US government set air quality standards called the...
a)
Breath Easy Act
b)
Clean Air Act
2.
Particles of carbon that enter the air when wood or coal are burned are called...
a)
Dust
b)
Soot
3.
Over the past 30 years, air quality in the United States has generally...
a)
improved
b)
declined
4.
One cause of __________ is the burning of coal that contains a lot of sulfur.
a)
acid rain
b)
soot
5.
Harmful substance in air, water, or soil are called...
a)
pollutants
b)
particles
6.
____________ represents safe air quality on the Air Quality Index.
a)
Purple
b)
Green
7.
Pollution that comes from a volcano is called...
a)
nonpoint-source
b)
point-source
8.
The majority of air pollution comes from...
a)
burning fossils fuels
b)
particulate matter
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