Environmental Science Quiz Review

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What is the National Average water use

80-100Gallons/person/day
How much water do you need to drink each day?

8 glasses
What is an example of groundwater?

An aquifer
What is an example of surface water?

Lakes & rivers
What is an aqueous solution?

A solution in which water is the solvent
What is screening?

The step in water treatment that removes large debris
What is aeration?

The step in water treatment that adds oxygen and removes dissolved gases
What is coagulation?

The step in water treatment that creates clumps to removes impurities
What is sedimentation?

The step in water treatment in which gravity causes impurities to settle
What is filtration?

The step in water treatment that removes impurities with filters
What is disinfection?

The step in water treatment that kills bacteria
List the 6 steps for water treatment in order.

Screening; Aeration; Coagulation; Sedimentation;Filtration; Disinfection
What does a pH test measure?

Acidity
What is Resource Use?

Anything in the environment that is used by people
What is Pollution?

Any change to the environment that has a negative effect on living things
What is Development?

The belief that humans should be able to freely use Earth’s resources
What will flourish if nitrate and phosphate levels are high?

Algae
What is Fishing Limits?

The method of preserving fisheries by creating laws to protect individual species
What is Groundwater?

Earth’s underground freshwater
What is Surface Water?

Made up of lakes and rivers

Author:	iadams97@ymail.com
ID:	44051
Card Set:	Environmental Science Quiz Review
Updated:	2010-10-21 22:20:00
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