This is an important question and you are here to find out the answer to the question “why do stars shine?”. This is a General Knowledge question and Students should know Twinkling of stars is due to which reason. This question could take place in any competitive exam such as NTS, PPSC, CSS or FPSC. Here are some Multiple Choice Questions and you can see the right answer by pressing the button “Show Answer”. More General Science MCQs are here.
Twinkling of Stars is Due to __________.
(a) reflection of light from the moon to stars
(b) The difference of temperature between various layers of air of varying density
(c) Due to Diffraction
(d) None of them
2. Twinkling of stars is due to atmospheric
(a) Refraction of light by different layers of varying refracting indices
(b) Dispersion of light by water droplets
(c) internal reflection of light by clouds
(d) Scattering of light by dust particles
3. Why Do Stars Twinkle?
(a) Intermittent absorption of start light by its own atmosphere fluctuate
(b) The fact that stars do not emit light continuously
(c) The refractive index of the atmosphere of the earth
(d) None of these
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