Whole Unit 10 (Pollution) - Revision

If pollution were found to be coming from one specific shipping yard like the pin on the image it would be considered

• point source

• nonpoint source

• Eutrophication

• Hypoxia

Which would be a way to reduce pollution?

• Increase the nitrogen and phosphorous used in fertilizers

• Penalize organic farming

• Remove cover crops

• Plant buffer zones of vegetation between fields and nearby waterways

Which of these are contaminants in the ocean?

• Viruses in raw sewage and from sewage treatment plants

• Toxic chemicals, garbage, sewage, and waste oil from cruise ships

• Crude and refined petroleum

• All of these are correct

The pattern of air during thermal inversion is

• warm- cold- warm
• cold- warm- cold
• there is no pattern, it is only cold

The Clean Air Act is federal law that regulates levels of air pollution produced from

• Transportation and factories
• Private homes only
• Power plants only
• Transportation, factories, power plants, and private homes

How does air pollution move during thermal inversion?

• Thermal inversion makes pollution very still
• Pollution travels very fast in cold air
• There is no pollution during thermal inversion

Smog is formed when nitrogen oxide mixes with...

• Water
• Sunlight
• Coal
• Other gases

Dust and ash are examples of

• Gases
• PPM
• Particulates

What type of pollution is the result of a chemical reaction?

• Primary pollutant
• Secondary Pollutant
• Smog
• Water pollution

This type of electromagnetic wave has the most energy and therefore can be very dangerous.

• Microwaves

• Radio Waves

• X Rays

• Gamma Rays