air pollution Flashcards

1
Q

Troposphere

A

Layer of the atmosphere you find the most air pollution

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2
Q

Pollution travels with

A

wind systems

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3
Q

emits terpenes and ethylene

A

plants

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4
Q

emits ash and sulfur-containing compounds

A

volcanic emissions

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5
Q

forest fires

A

natural if started by lightning, releases carbon-containing compounds

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6
Q

stationary

A

single, for sure source

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7
Q

emissions from mobile source

A

mobile

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8
Q

large areas of diffused pollution

A

area

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9
Q

main cause of air pollution in USA

A

vehicle exhaust

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10
Q

primary source

A

comes directly from a source, ex; exhaust pipe

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11
Q

secondary source

A

created by sunlight, water, oxygen (ozone)

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12
Q

Clean Air Act

A

created in 1970, the Environmental Protection Agency is required to regulate emissions of the six criteria air pollutants

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13
Q

Six Criteria Air Pollutants

A

troposphere ozone, sulfur dioxide, nitrogen oxides, carbon monoxide, lead, and particulate matter

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14
Q

Tropospheric Ozone

A

secondary pollutant cased by sunlight, water, oxygen, and either sulfur dioxide or nitrogen oxides.

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15
Q

Chorofluorocarbons (CFC’s) were used in ____ and majorly effected ____

A

spray cans and refrigerator units, depletion of the ozone

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16
Q

Worldwide bill to eliminate all CFC’s

A

Montreal Protocol

17
Q

We can take steps to improve the air quality in the US by

A

using alternate energy sources, find cleaner fuels, and promote awareness

18
Q

Sulfur dioxide, nitrogen oxides and carbon monoxide can be caused by

A

burning fossil fuels

19
Q

Lead was commonly found in _____ and caused ____ issues

A

paint and gasoline, respiratory issues

20
Q

The worst pollutant in North Carolina is

A

particulate matter

21
Q

One source of PM(2.5) is

22
Q

One source of Pm(10) is

23
Q

What was a common use of asbestos

A

insulation

24
Q

What does VOC stand for?

A

Volatile Organic Compounds

25
What is an easy way to tell if something is a VOC
smell
26
gasoline and acetone are two examples of a
VOC
27
Radon is considered an indoor pollutant because
it seeps from the ground into buildings where it becomes trapped.
28
Air Quality Scale: Green
best air quality
29
Air Quality Scale: Yellow
some pollution but not much
30
Air Quality Scale: Orange
dangerous for sensitive people
31
Air Quality Scale: Red
potentially dangerous for some people
32
Air Quality Scale: Burgundy
dangerous for all people
33
Urban areas make more money, also creating more
air pollution
34
Smog is created with
Smoke and fog
35
Photochemical (brown smog) has these characteristics: Is the worst during ____, Comes from ____, Is made of _____, Worst in _____
noon, comes from vehicle exhaust, nitrogen oxides, worst in Beijing and LA
36
Sulfurous (Gray smog) has these characteristics: Is the worst during ____, Comes from ____, Is made of _____, Worst in _____
Worst in London and NY, Comes form industrial emissions, sulfur dioxide, morning
37
______ or ______ mixing with water create acid rain
Sulfer dioxide or nitrogen oxides
38
Two effects of acid rain
loss of soil fertility, trees weaken often ending in death