Question

why do we need to group material?​

Answer 1

Answer:

Materials are grouped together on the basis of similarities and differences in their properties. Materials are grouped together for convenience and to study their properties. Grouping materials saves our time, energy and makes our work easier.

Answer 2

Answer:

Materials are grouped together on the basis of similarities and differences in their properties. Materials are grouped together for convenience and to study their properties. Grouping materials saves our time, energy and makes our work easier.

or

We group materials:-

1)For our convienience

2)To locate them easily

3) To study their properties

4) To observe any pattern in their properties

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