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What is groundwater?
Water stored in the spaces between materials beneath Earth's surface
What is wasterwater?
Water that has been used by people
What is surface water?
Freshwater found in rivers, lakes, and streams on Earth's surface
What does biodegradable mean?
A material that decays through the action of bacteria or other living organisms
What is smog a mixture of?
Smoke and fog
Are humans the only creatures that can harm ecosystems?
No
What is the process of crop rotation?
The practice of changing the type of crop grown in a field each season
What is algal bloom?
When algae reproduce uncontrollably
What does is mean that oil is a natural resource?
It occurs in nature and can be used by people
What is clean energy?
An energy resource that does not release pollutants when it is used.
What are the objects called that go at the top of smokestacks in factories?
Bonus point- what percent of pollutants do they filter?
Scrubbers
90%
How do we know that treated water is safe?
Water quality testing
Why are algal blooms harmful?
They reduce the amount of water in oxygen
Give 3 effects of air pollution on the human body
Eye irritation, coughing, lung irritation, breathing difficulty etc...
What type of light from the sun does the ozone layer protect us from?
Ultraviolet light
What is no-till farming and what does it help?
The practice of harvesting only the part of the plant needed for food and leaving the rest in the soil.
It helps keep the soil in place and adds nutrients to the soil to prevent the roots from breaking down.
Which of Earth's spheres are affected by volcanic eruption?
All of them
How do phosphates cause an algal bloom?
They provide the nutrients for algae to grow.
What is the purpose of the pipes in landfill and where does the released object go?
The pipes collect liquids released by garbage as it breaks down. The liquid goes through the pipes to the wastewater treatment plant.
What are 2 advantages to farmers using chemicals on their crops?
It stops weeds from growing, it keeps pests from eating them and damaging them, it allows the crop to grow etc...
What are the steps, in order, of wastewater treatment?
1. Water from sewers flows to the treatment plan
2. The water flows through screens
3. Water enters the grit removal chamber
4. Water flows into aeration tanks
5. Water is disinfected
Give an example of a surfactant
Dish soap, laundry soap, hand soap, shampoo etc...
What is the system called that measures the amount of each type of pollutant in the air?
Bonus point if you can tell me what color is the worst.
Air Quality Index.
Red
What are the four levels of lanfill under trash, in order?
1. Sand and gravel
2. Pipes
3. Plastic liner
4. Clay
SURPRISE- BONUS QUESTION FOR 2 POINTS
What % of Earth's surface is freshwater?
1.5%