Question

Q1. How will you identify materials based on their hardness? Give example.
I will mark as brainliest who answer first.

Answer 1

Answer:

It is checked by using an indenter

Answer 2

Answer:

hardness of metal is usually done using an indenter

with a "hardness number" being related to the depth of the indentation ceramics and other Hard material are often measure during a scratch method

plastic and other soft material ' hardness can be measured using rebound and other methods

Mark me brainlist please