Question

what makes the basis of sorting materials into groups ​

Answer 1

Answer:

it is based on similarity abd dissimilarity in their properties

Answer 2

On the basis of their similarities or dissimilarities in properties sorting makes materials into group. ​

Like colour, size and shape are important properties of a matter based on which materials grouped easily. Its helps in sorting materials into groups

The process of arranging data into meaningful order is sorting so that you can analyze it more effectively.

Gaining systematic knowledge of things  helps in grouping