Question

A project report to show (i) an increase in area reduces pressure (ii) a decrease in area increases pressure

Answer 1

(i) An iron can hurt u because of small area....but if there will be a thousands of iron nail u will get hurt less....as the force is distributed over a Large area...that's 10,000(just an example).....

(ii) a sharp iron nail (less area) can be insert in the wall with a small force.....but a blunt iron(large area) nail will require a large force to be inserted into the wall....

Answer 2

there are some examples which can prove that (i) increase in area reduces pressure (ii) decrease in area increases pressure.
(i) walking on ice with a munch bigger shoe will keep you on the ice rather if you walk in bare foot you may sink in the ice
(ii) hammering a iron nail into a wooden plank is easy as the iron nail has a ponited tip and can go through the wood