Environmental Sciences, asked by anumshaikh69, 10 months ago

2.
Materials are classified into five classes. Write the names and their sources.
Materials
Where do they come from?

Answers

Answered by nehagupta5
13

Answer:

They are grouped into-

1. Appearance

2. Physical state

3. Solubility in water

4. Transpirancy

5. Conductor and insulator

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