Download The Mysterious Drop in the Drainpipe

The Mysterious Drop in the Drainpipe
Today’s Goal:
To understand how drinking water gets into our homes and
where it goes once it leaves.
To be introduced to the water cycle.
To learn how living conditions have changed over time with the
advancement of technology and innovation.
The Mysterious Drop in the Drainpipe
The water we use every day is very much
a part of the earth’s water cycle.
(Condensation)
(Surface Water)
The Mysterious Drop in the Drainpipe
The water cycle is a
term used to
describe how water
is constantly
moving all over the
earth.
The Mysterious Drop in the Drainpipe
Our water supply
sources are not
always drinkable
and may need
treatment to
remove natural or
manmade
contaminants.
The Mysterious Drop in the Drainpipe
Rivers
Creeks
Reservoirs
Our drinking water comes from either
ground water or surface water.
Springs
The Mysterious Drop in the Drainpipe
The water is disinfected and treated at a
water treatment plant.
The Mysterious Drop in the Drainpipe
Clean drinking water comes into our
homes through one set of pipes and leaves
our homes as wastewater through another
set of pipes.
The Mysterious Drop in the Drainpipe
The dirty wastewater that is flushed down
the drain must be treated again so that it
can be safely and effectively recycled back
to nature.
The Mysterious Drop in the Drainpipe
There are two main ways to treat
wastewater.
1. Septic Systems
2. Wastewater Treatment Plants
The Mysterious Drop in the Drainpipe
Both septic systems and wastewater
treatment plants rely on small,
microscopic organisms to help clean up
water.