Q & A 01

In 1811 the Italian physician ....................................... found the H2O formula for water.

• chemist Henry Cavendish

• Leonardo da Vinci

• Amedeo Avogadro

• albert einstein

What percentage of Water Consist in human body?

There are 4 main stages of a water cycle. write one of them

In which year was World Water Day established?

What is the theme of world water day in 2021?

• Leaving No One Behind

• Water and Climate Change

• Valuing Water

• Nature for Water

This is a picture of a .....................

• Collection

• Precipitation

• Condensation

• Evaporation

The complete change of the property of a material or a substance which can be done chemically is known as the Physical Property

• TRUE

• FALSE

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• 
• 
• 

Isn’t that a festival where rituals are done with water?

• Hindu Kumbha Mela festival

• Sinhala and Hindu new year festival

• Vesak festival

Water is made up of billions of molecules. Each molecule is made of