VP #8: The Science of Smog

What was the initial reaction of Los Angeles residents to the smog in 1943?

• They ignored it as a common occurrence.

• They believed it was a chemical attack.

• They thought it was a natural fog.

• They celebrated it as a weather phenomenon.

Which two compounds are primarily responsible for photochemical smog?

• Ozone and carbon monoxide

• Methane and ammonia

• Volatile organic compounds and nitrogen oxides

• Carbon dioxide and sulfur dioxide

Why are cities like Los Angeles and Beijing more prone to smog?

• They have high levels of rainfall.

• They have strong winds that disperse pollutants.

• They are located near large bodies of water.

• They are surrounded by mountains or lie in a basin.

What health issues can smog exacerbate?

• Skin cancer

• Diabetes

• Asthma and emphysema

• Heart disease

What was a significant outcome of the Great Smog of London in 1952?

• An increase in coal production

• The construction of more factories

• The introduction of the Clean Air Act

• A decrease in vehicle emissions