How will you identify materials based on their hardness ? give examples
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3
Answer:
You can easily scratch some materials, while some cannot be scratched so easily. Materials which can be compressed or scratched easily are called soft while some other materials which are difficult to compress are called hard. For example, cotton or sponge is soft while iron is hard
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0
Answer:
you have to take that material in your hand and throw it in my head with 20 pound of pressure then nxt time i'll tell you that is it hard or not ok
Explanation:
make your hand hammer and some how make me brainly master
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