ES: Unit 10 Air Pollution and Climate Change

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chlorine atoms can destroy many stratospheric ozone molecules

Chlorofluorocarbons are environmentally significant because

carbon dioxide

The most significant greenhouse gas emitted in large quantities by human society and has increased in our atmosphere steadily over the past 50 years

carbon monoxide

What odorless gas can lower the level of oxygen carried in the blood

4.1

What pH measurements of rainwater would indicate acid precipitation?

Clean Air

Which act passed in 1970 gives the EPA the authority to regulate vehicle emissions in the United States

water vapor

Which of the following gases is most responsible for the greenhouse effect

greenhouse

a gas composed of molecules that absorb heat from the sun

smog

a mixture of smoke and fog produced from industrial pollutants and burning fuels

CFC

abbreviated term for hydrocarbons in which some or all of the hydrogen atoms are replaced by chlorine and fluorine

acidification

acid rain causing a drop of pH of soil and water is called

smog formed in the presence of sunlight

an example of a secondary pollutant is

ozone

forms when automobile emissions react with oxygen gas and ultraviolet rays

sea

global warming would cause these levels to rise

20 to 30

how many years does it take for chlorofluorocarbons released from Earth's surface today to reach the atmosphere

ventilation

mixing outdoor air with indoor air is called

fuel burning

most air pollution is produced by

chlorine

ozone holes appear in polar regions during springtime when ozone-destroying _____________ atoms are released from polar stratospheric clouds

increase the risk of cancer

radon and asbestos are similar in that they both

acid shock

sudden runoff of large amounts of highly acidic water into lakes and streams

lead

the EPA required the gradual elimination of which element from gasoline, decreasing its pollution by 90% in the United States

air pollution

the contamination of the atmosphere by wastes from sources such as industrial burning and automobile exhausts is called

electricity production

the largest producer of primary air pollutants in the United States

decibel

the most common unit used to measure loudness

drought

this agricultural problem would become more prevalent if global warming continues

asbestos

this dangerous material is used as an insulator and fire retardant

radon

this is a colorless odorless tasteless gas that is radioactive

global warming

this is a gradual increase in the average global temperature

particulate

this matter describes fine and course particles

ozone

this molecule is made up of three oxygen atoms

Kyoto

this protocol was an international treaty where countries agree to reduce their emissions of carbon dioxide by 2012

secondary pollutant

this type of pollutant forms in the atmosphere by chemical reactions with primary air pollutants, natural components in the air or both

primary pollutant

this type of pollutant is put directly into the atmosphere by human or natural activity

bronchitis

this upper respiratory infection can be a short term effect of air pollution

electric power plants

two-thirds of the sulfur dioxide that pollutes the air is produced by

damage genetic material in cells

ultramagnetic radiation is dangerous because it can

burning of fossil fuels

what contributes most to acid precipitation

aluminum

what toxic substance is leached into a lake when conditions are acidic


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