Question

Explain giving scientific reason 2.Tools used for cutting and piercing always have sharp edges?​

Answer 1

Answer:

The surface area of objects are big so the pressure must be less & it then surface area is small the pressure must be big because they are inversely variable .We need more pressure to cut and pierce object. Therefore tools used for cutting and piercing always have sharp edges

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Answer 2

Answer:

why the tools meant for cutting and piercing always have sharp edges. Because the more the surface area the less the pressure and the less the surface area the more the pressure. We will need more pressure to cut and pierce objects that is why the tools meant for cutting and piercing have sharp edges.

Explanation:

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