Презентация ученика 10 класса на тему "Water"

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1. Презентация ученика 10 класса на тему "Water"
2. Water is a chemical compound with the
3. Water is very important in life. We
4. Important uses of waterThe most important use of water goes to agriculture. It’s something about 60%
5. Roughly 70 percent of an adult’s body
6. Thank you for your attention
7. Скачать презентанцию

Water is a chemical compound with the chemical formula H2O. A water molecule contains one oxygen and two hydrogen atoms connected by covalent bonds.What is water?

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Презентация ученика 10 класса на тему "Water"

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Слайд 1Water
The presentation was made by
Cherepanov Oleg
10b klass
School №5

Kstovo
2016

Слайд 2Water is a chemical compound with the chemical formula H2O.

A water molecule contains one oxygen and two hydrogen atoms

connected by covalent bonds.

What is water?

Water is a chemical compound with the chemical formula H2O. A water molecule contains one oxygen and

Слайд 3Water is very important in life. We need water to

drink, to wash our hands, to cook, to water plants

and many other things. Without water, the plants would die and people and animals would be thirsty.

The importance of water

Water is very important in life. We need water to drink, to wash our hands, to cook,

Слайд 4Important uses of water
The most important use of water goes

to agriculture. It’s something about 60%

Слайд 5Roughly 70 percent of an adult’s body is made up

of water

A healthy person can drink about three gallons (48

cups) of water per day. Also I’ve heard that if a man wants to lose weight he must drink 2 liters of water every day. But drinking too much water too quickly can lead to water intoxication.

By the time a person feels thirsty, his or her body has lost over 1 percent of its total water amount. The weight a person loses directly after intense physical activity is weight from water, not fat.

Some Interesting facts about water

Water dissolves more substances than any other liquid. Wherever it travels, water carries chemicals, minerals, and nutrients with it.

Much more fresh water is stored under the ground in aquifers than on the earth’s surface.