Air Pollution

Most air pollution is the result of

• Natural disasters
• Pollen

• Human activities
• Animal migration

Tags

NGSS.MS-ESS3-4

__________: a pollutant that is put directly into the air by human activity.

• primary pollutant

• secondary pollutant

• natural pollutant

• biodegradable pollutant

__________: are converted to hazardous forms after they enter the air or are formed by chemical reactions as components of the air mix and interact.

• primary pollutants

• secondary pollutants

• tertiary pollutants

• biodegradable pollutants

Tags

NGSS.MS-PS1-2

Which of these is a SECONDARY POLLUTANT?

• Carbon monoxide
• Sulfur dioxide
• Nitrogen dioxide
• Ground-level ozone

Soot is an example of a(n)

• primary pollutant

• secondary pollutant

• ozone molecule

• CO2 particle

• healthy type of air pollution

Industrial smog contains large amounts of

• ozone

• Nitrous Oxides

• Sulfur Dioxides

• PANs

• VOCs

Look at the molecule. What is this air pollutant (which a by-product of burning fossil fuels)?

• Sulfur Monoxide

• Sulfur Dioxide

• Superman Oxide

• Sulfuric Acid

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Volatile organic compounds (VOCs) are :

• tiny particles of liquid or solid matter

• produced by chemical interactions between sulfur and oxygen

• odorless, colorless poisonous gas

• organic chemicals that form toxic fumes

Which device helps clean car exhaust?

• electrostatic precipitator

• scrubber

• catalytic converter

Tags

NGSS.HS-ETS1-3

Which pair below are the two main sources of air pollution in urban areas?

• vehicles, volcanoes

• vehicles, industries

• industries, agriculture

• agriculture, volcanoes