Lessons 9-12
No description yet. This curated deck is ready for daily study.
Card preview (24)
To kill harmful bacteria, viruses and other organisms
Disinfect
Septic System
Usually a tank Underground Holds wastewater
A place The community water supply system Uses to Store water Before sending to homes or businesses
Reservoir
Wastewater
Water that has been used and needs to be cleaned
A place Where wastewater is Filtered and Cleaned Before going back into the Water Cycle
Wastewater treatment plant
Water treatment plant
A place Where fresh water is Filtered and cleaned Before going back into the Water Cycle
Well
A hole dug in the ground so that groundwater can be Pumped out of an Aquifer
True or False: We do not need to develop ways to access and clean water before we use it.
False
True or false Water is a natural resource that is essential for humans and other organisms
True
True or false People in Doylestown use more water than they need
True
Need
Something an organism must have in order to stay alive
Want
Something an organism would like to have, but can survive without
True or false Fresh milk is a need
False
Do people in the world still have to hand carry water from its source to their homes?
Yes, about 1/6 th of the population
To use something carefully so it is not wasted
Conserve
Estimate
a best guess
Flow rate
How fast or how slow water comes out of a faucet
The _________ of a set of numbers is the typical or middle value.
mean
A number that represents the amount of something
Value
True or false: Unlimited amounts of water are freely available to all people on earth
False
Contaminate
To make dirty or unclean
Herbicide
A chemical used to kill unwanted plants
Pesticide
A chemical used to kill unwanted pests, usually insects
Something that contaminates air soil, or water
Pollutant