Air Pollution

What is air pollution?

• Air pollution is the presence of harmful substances in the air.

• Air pollution is the process of photosynthesis.

• Air pollution is the increase of oxygen in the atmosphere.

• Air pollution is the presence of only nitrogen in the air.

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

The atmosphere is normally composed of 79% nitrogen, 20% oxygen, and 1% other. True or False?

• True

• False

The origin of air pollution can be traced back to when man started using what as a means of cooking and heating?

• Fire

• Electricity

• Solar Power

• Wind Energy

Who recorded the earliest instances of air pollution in 400 B.C.?

• Hippocrates

• Aristotle

• Plato

• Socrates

During which period did air pollution become a serious problem?

• The Renaissance

• The Industrial Revolution

• The Middle Ages

• The Modern Era

What was a major factor in the increase of air pollution during the 20th century?

• Development of transportation systems

• Decrease in industrial activities

• Reduction in vehicle usage

• Increase in forest areas

Tags

NGSS.MS-ESS3-2

Fill in the blank: Examples of primary pollutants include carbon monoxide, carbon dioxide, nitrogen oxides, VOC, sulfur oxides, hydrocarbons, and suspended ________.

• particulates

• liquids

• gases

• solids

How are secondary pollutants produced in the atmosphere?

• By natural processes

• Through chemical reactions among primary pollutants

• By human activities

• Through water evaporation.

Tags

NGSS.HS-PS1-5

Which of the following are examples of primary pollutants?

• Carbon monoxide

• Ozone

• Sulfur dioxide

• Nitrogen dioxide

Carbon monoxide is a colorless, odorless, toxic gas produced when organic materials like wood or coal are _______.

• burned

• frozen

• dissolved

• evaporated