Air Pollution and Global Change

What are two main causes of air pollution?

• man-made and natural resources

• natural resources and waste disposal

• waste disposal and man-made

Which two pollutants are man-made air pollution?

• nitrogen and carbon dioxide

• carbon monoxide and nitrogen

• oxygen and carbon dioxide

• carbon monoxide and nitrogen oxide

What are the causes of man-made air pollution and natural air pollution?

• waste incinerators and forest fires

• swimming and erosion

• cycling and forest fires

• hurricanes and power plant emissions

Which gas exists in the highest concentration in the Earth's atmosphere?

• hydrocarbon

• ozone

• oxygen

• nitrogen

Ozone depletion is caused by

• nitrous oxide.

• carbon dioxide.

• methane.

• chlorofluorocarbons.

Tags

NGSS.MS-ESS3-3

The main contributors of _______ include fumes, ash, nitric oxide, smoke, dust, and sulfur dioxide.

• primary pollutants

• secondary pollutants

• biodegradable pollutants

• none of the above

Increased levels of air pollution primarily cause

• soil erosion.

• global warming.

• respiratory complications.

• all of the above.

Particulate matter are minute particles that remain suspended in the air and cause irritation when inhaled. Which of the following is an example of particulate matter?

• nitrogen dioxide

• water vapor

• ozone

• fly ash

In order to control the emission of harmful gases into the atmosphere, a catalytic converter can be used. Which of the following are effects of this device?

• conversion of carbon monoxide to carbon dioxide

• conversion of nitric oxides into nitrogen dioxide

• conversion of hydrocarbons into water and carbon dioxide

• all of these conversions are effect of a catalytic converter

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The term "persistence" of a pollutant in the environment refers to the

• concentration of the pollutant in the environment

• distance a pollutant spreads in the environment in a given time

• length of time required for the pollutant to disappear from the environment

• measure of the harm a substance can cause to humans and other living organisms in the environment