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Transcript of Water
If a human body does not drink
for four to seven days you will die. Over 60% of the human body weight is made up of
Adults - 60%
Child - 70%
Baby - 75%
Elderly Person - 50 ~ 55%
is one of the most important things on earth.
gives us energy, dams produce electricity,
is used for mining fuels and we use
in our daily lives. We use
to clean and cook, wash and to mix building materials and the most important thing about
is the drink itself.
What is hydro
A little video of 'How much water do we use per day?'
Links we used in our Presentation:
Give the Human Body Energy?
Thank you for listening!!!
is electricity using the energy of moving
. Rain, usually creates streams and rivers in hills and mountains that eventually run to the ocean. The energy of that moving
can be strong.
in Greek, so that is why it is called
People have used
for more than 2,000 years. Ancient Egyptians used
wheels to grind grains, early Americans learned to use it for sawing wood.
Around the 1880s, scientists learned how to spin the turbines generator with a flowing river. The first hydroelectric power station was made in the U.S on the Fox River close by the Appleton, Wisconsin, in 1882.
Around the 1940s, about half of the United State's electricity was made from
By: Aysha, Mona & Joseph