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Deepa's uncle was surprised to see the fast changes in the world. He is not so educated. He asked Deepa to tell him the names and qualities of some persons who have contributed for bringing the rapid changes in the world. Deepa who is science graduate explained about some discoveries and the names of scientist who have done a marvellous work in physics.

(i) Why Deepa's uncle was so curious to know things changed recently?

(ii) What values are displayed by Deepa?

(iii) Name at least three Indian scientists.

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