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Ravinder and Mohender were discussing the role of Physics in society. Ravinder said to Mahender that Physics does not have any impact on society. He had no knowledge of science as he was the student of Arts stream. Ravinder who is the science student of class XII explained him that the fate of society is intimately linked with Physics because whatever is discovered in Physics, it immediately effects the society. The advancement in the field of communication such as radios, computers, TVs and mobile phones connect the people with each other. Nuclear energy have brought a profound change in the thinking and living style of the human beings.

(i) What values are displayed here by Ravinder?

(ii) Give any five discoveries which has effected the society more.

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