Section 1
What is a septic tanks main purpose?
To breakdown sewage
What is a drought?
Scarce rainfall
Pollution that can be tied to a specific point.
Define kinetic energy.
The form of energy an object has as it's moving.
Which river in China is home to one of the worlds largest dams.
The Yangzi River
A measurement of how acidic or basic a substance is is called...
pH
Define Conservation.
Using a resource wisely so it will not be used up.
The addition of any substance that has a negative effect on water or the living things that depend on water is called...
Water pollution
What is a nonrenewable resource?
A resource that can only be used once.
What is the first picture shown in the chapter?
A purple water bottle.
What is the reason that most communities treat their waste water?
To make it safe to return to the environment.
Will a drought increase or decrease the water supply?
Decrease
What is acid rain?
Rain and other forms of precipitation that are more acidic than normal.
Define potential energy.
Energy that is stored and waiting to be used.
Who's work showed the danger of releasing untreated sewage into bodies of water that might be used for drinking water?
Dr. Snow
At which stage in a Drinking-Water Treatment Plant are fish, leaves, and trash removed?
First Filtration
What is the process of obtaining fresh water from salt water?
Desalination
What are chemicals that are intended to kill insects and other organisms called?
Pesticides
Is hydroelectric power renewable or nonrenewable?
Renewable
Which famous dam was mentioned in both the reading and the Bill Nye video?
The Grand Coulee Dam
At which stage in a Drinking-Water Treatment Plan is chlorine added to kill organisms?
Chlorination
What is a water shortage?
When there is too little water or too great a demand in an area.
What two main pollutants are found in agricultural waste?
Fertilizers and pesticides
What happens as water goes through a Hydroelectric Power Plant?
Water causes the turbine to spin, providing energy to the generator above. That energy is then sent out through powerlines.
What page in the textbook can you find the study guide to chapter 3?
Page 109