question_answer

  During the summer vacations, Rohit visited his native village. He observed that for washing clothes, villagers used the water from the well. Out of curiosity, he drew water from the well and observed that the bucket of water appeared to be heavier as it came out of the water. Read the above passage and answer the following questions. (a)Name the principle used in the above passage. (b) Why bucket appears to be heavier in air? (c) Which values are reflected in Rohit's behaviour?        

Answer:

                 (a) Archimedes' principle                     (b) The bucket appears to be heavier in air as compared to inside the water, because weight of bucket appears to decrease due to buoyancy force in water. (c) The value reflected in Rohit's behaviour is the curiosity to learn.