Human Impacts on the Atmosphere

Which of the following is a true statement about ozone?

• It is helpful when it is located in the upper atmosphere, but harmful when people breath it in

• It is always harmful

• It is harmful when it is located in the upper atmosphere, but helpful when people breath it in

• It is always helpful

What is most likely to happen if we don't reduce the amount of harmful gases we put into the atmosphere?

• Respiratory diseases in humans will increase

• Many new plant and animal species will evolve

• Fossil fuels will rapidly become more accessible

• The rate of global climate change might decrease

________ is when nitrogen and carbon compounds in the air react in sunlight.

• Particulate Matter

• CFC's

• Photochemical smog

• Solar Power

What are CFC's?

• chlorofluorocarbon

• Particulate Matter

• Chlorine Carbons

• Certified Future Celestials

Which of these situations is commonly caused by acid rain?

• People being poisoned by drinking water

• Whales and dolphins dying off in the ocean

• People receiving acid burns on their skin

• Fish and birds in freshwater habitats dying off

Are ultraviolet rays (UV's) from the Sun bad for humans if the ozone is not high in the atmosphere?

• Yes

• No

There are many different forms of air pollution. How can humans reduce air pollution?

• Use solar power

• Use wind power

• Use geothermal energy

• All of these

Which type of pollution is shown in the image below?

• Air pollution

• Water pollution

• Acid precipitation

• Global warming

Which of the following is one way to preserve land resources?

• Reduce urban sprawl

• Clear cutting trees to increase land for farming

• Only build one park per city

• Only build recycling factories in the biggest cities