Question

Q.3)A) Write "True" or "False".
1) Glass is a natural material.

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Answer 1

Answer:

False

because glass is a manmade material

Answer 2

The answer is 'TRUE.'

• Glass is made from a combination of natural materials like sand, soda ash, and limestone.

• The earliest production of glass took place in Mesopotamia, where they believed that the sand melted and flowed as a liquid stream.

• Sand, soda ash, and limestone are heated under extremely high temperatures and are melted. This liquid, on freezing, becomes glass.