Q40 of 234 Page 290

Where in nature can you find evidence that white sunlight may be made of different colours?

White sunlight may be made of different colors can be evidenced in the nature during the formation of rainbow in the sky.


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38

Why do you not see a spectrum of colours when light passes through a flat pane of glass ?

 39

Name some everyday objects:

(a) which reflect all the colors in sunlight


(b) which absorb all the colors in sunlight

 1

Name the phenomenon which causes the twinkling of stars.

 2

Name two effects produced by the atmospheric refraction.