GW Chapter 9 Test

Which of the following activities contributes significantly to air pollution?

• Installing solar panels on rooftops

• Burning fossil fuels in vehicles

• Composting organic waste

• Using wind turbines for energy

The phenomenon of rising average air temperatures near the surface of Earth over the past one to two centuries is known as ____.

• air pollution

• carbonization

• weathering

• global warming

Which of the following best defines climate change?

• Change in the amount of air pollution in cities.

• An increase in the number of people using air conditioning.

• Change in global and regional weather patterns.

• Change in the number of people using public transportation.

Which of the following is not a result of the greenhouse effect?

• Carbon dioxide emissions from vehicles.

• The gradual heating of the earth’s atmosphere.

• Heat trapped inside the earth's atmosphere.

• Less solar radiation bouncing back into space.

What are the primary pollutants responsible for the formation of acid rain?

• Carbon dioxide and methane released from burning fossil fuels.

• Sulfur dioxide and nitrogen oxides released from industrial processes.

• Ozone and particulate matter from vehicle emissions.

• Volatile organic compounds from household products.

Scrubber technology breaks down waste gases produced by ____.

• nuclear power plants

• coal-burning power plants

• locomotives

• farm animals

Which of the following is not a way to reduce your carbon footprint?

• In summer, turn the thermostat below 60° when using air conditioning.

• Turn off lights in the home when not in use.

• Use public transportation whenever possible.

• In winter, turn the thermostat down a few degrees when using the furnace.

Which of the following statements best describes polluted water?

• Fresh water mixed with seawater that tastes salty to humans.

• Water with a concentration of toxic substances that can harm people.

• Water flowing over the sandy bed of a river.

• Water that has reeds and other vegetation growing in it.

Potable water is water that .

• is safe to drink
• is contaminated

• is treated

• is from a river

Circular ocean currents that accumulate large amounts of plastic are called .

• whirlpools

• dumps

• gyres
• reefs