Air Pollution

Harry lives in a city, and he has a lung condition known as asthma. On certain days, Harry has to stay inside because pollutants in the air make it difficult for him to breathe. Which of these pollution sources are NONPOINT sources that might bother Harry if he goes outside?

• Cars on the highway ONLY

• Cars on the highway and nearby factories

• smoke from their grill ONLY

• his gas-fueled lawn mower and smoke from their grill

Tags

NGSS.MS-ESS3-4

Sierra lives in a southwestern town in a valley where air pollutants sometimes settle. The mountains that surround the town keep air pollution from blowing away. Sometimes Sierra can actually see the pollution in the air. Which choice is NOT a source of outdoor air pollution?

• car emissions

• factory emissions

• radon gas seeping through housing foundations

• volcanic eruptions

Choose the words that correctly complete the paragraph.

Gina is trying to reduce the number of indoor pollutants in her home. Indoor pollutants include pet hair and dust, which are _______________, and radon and carbon monoxide, which are _________________________

• allergens/gases

• gases/allergens

• smog/smoke

• smoke/smog

If you have ever noticed a sharp odor in the air after a thunderstorm, you might be smelling ozone. Ozone can be formed from oxygen gas when lightning passes through the air. Which statement is true about ozone?

• Ozone helps human health no matter where it occurs.

• Ozone is a harmful pollutant no matter where it occurs.

• Ozone high in the atmosphere is a pollutant, but near Earth's surface, it provides protection from harmful rays.

• Ozone high in the atmosphere protects Earth's surface from harmful rays, but near Earth's surface, it is a pollutant.

In an area that has high air pollution, you might have seen stone buildings that are damaged, stone statues that are worn down, or cracks in the asphalt in a driveway. Or maybe you see plants that are dying for no apparent reason. You might be observing the effects of acid precipitation. Which types of gases most commonly combine with water to form acid precipitation?

• carbon oxides and nitrogen oxides

• carbon oxides and sulfur oxides

• nitrogen oxides and sulfur oxides

• ozone and carbon monoxide

What is one example of natural source pollution? 

• Human/Environmental Interaction

• Industrial Exhaust

• Chlorine and Ammonia

• Forest Fires

What do greenhouse gases do?

• Make the sky blue

• Trap heat inside our atmosphere

• Keep out sunlight

• Keep plants growing

We can reduce air pollution by:

• Car pool and walk/bike more

• Limit factories burning fossil fuels

• Use more renewable energy sources

• All of the above

Acid rain will cause our concrete and limestone building more fragile

• True

• False

A ship carrying gasoline runs into shore and spills large amount of gasoline.

• Point

• Non-Point

Tags

NGSS.MS-LS2-4