Question

The school of a boy from his home is 1km to the east when he reashes back home he says that he travel 2km distance but his displacement is zero justify your answer

Answer 1

the school of the boy is 1 km is to his house so he goes to that one km in the morning to that's school in the afternoon again covers that 1 km and comes back home so total distance covered is equal to the length of the path transfers is equal to 2 kilometres so hence the answer justified

Answer 2

here the boy first covers a distance of 1km to go to school in the morning since his house is 1km from his school.While returning from school he again covers 1km and therefore the total distance covered by the boy is 2km but the displacement is zero as the initial position and the final position is same.Hence the statement is justified.

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