Environmental Sciences, asked by anumshaikh69, 5 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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