1.

What is atmospheric refraction? Use this phenomenon to explain the following natural events. (a) Twinkling of stars (b) Advanced sunrise and delayed sunset. Draw diagrams to illustrate your answers.

Answer»

(a) Twinkling of stars: Twinkling of stars is due to ATMOSPHERIC refraction of star light. The star light after entering the earth's ATMOSPHERE undergoes refraction in a continuous manner before it REACHES the Earth. ... (B) The advance sunrise and sunset OCCURS due to phenomenon of atmospheric refraction.



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