Question

Look at the activities listed below. Reason out whether or not work is done in the light of your understanding of the term ‘work’ :-

(i) Suma is swimming in a pond.

(ii) A donkey is carrying a load on its back.

(iii) A wind-mill is filling water from a well.

(iv) A green plant is carrying out photosynthesis.

(v) An engine is pulling a train.

(vi)Food grains are getting dried in the sun.

(vii) A sailboat is moving due to wind energy.​

Answer 1

Answer:

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