Q7. You are given a few objects like wood, chalk, cotton, sponge and iron. How will you determine which one is hard and which one is soft in nature?
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Answer:
by touching
Explanation:
iron is the most hard among these .and the sponge is the most soft .
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Answer:Materials which are difficult to compress are called hard and materials which are easy to compress are called soft.
Answer:Materials which are difficult to compress are called hard and materials which are easy to compress are called soft.Explanation:
Explanation:so, according to this criteria of classification we can distinguish between the hard and soft object
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