APES Unit 7 Air Pollution

Front

What is a primary source of sulfur dioxide found in nature?

Back

Volcanoes are a primary natural source of sulfur dioxide.

Front

Which of the following is NOT considered a criteria air pollutant?

Back

Carbon dioxide is not a criteria air pollutant.

Front

How are CO2 and other pollutants typically measured?

Back

They are usually measured in parts per million (ppm).

Front

What is a geologic source of carbon dioxide?

Back

Volcanoes are a geologic source of carbon dioxide.

Front

What are the effects of acid deposition on aquatic ecosystems?

Back

Acid deposition can lead to decreased aquatic biodiversity.

Front

Define criteria air pollutants.

Back

Criteria air pollutants are substances in the air that are harmful to public health and the environment, regulated by the EPA.

Front

What is the role of forest fires in air pollution?

Back

Forest fires can release large amounts of pollutants, including carbon monoxide and particulate matter.

Front

Explain the term 'acid deposition'.

Back

Acid deposition refers to the falling of acids from the atmosphere to the Earth's surface, often as rain or snow.

Front

What is the impact of sulfur dioxide on human health?

Back

Sulfur dioxide can cause respiratory problems and aggravate conditions like asthma.

Front

Identify a natural process that contributes to carbon dioxide levels in the atmosphere.

Back

Respiration is a natural process that contributes to carbon dioxide levels.