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Class 10 Science Medium Mcq English Medium

Considering both the twinkling of stars and the advance sunrise/delayed sunset, the common underlying cause discussed in the chapter is

Question
Considering both the twinkling of stars and the advance sunrise/delayed sunset, the common underlying cause discussed in the chapter is
reflection by the Moon
atmospheric refraction of light as it passes through the earth's atmosphere
dispersion by prisms in the sky
scattering by colloidal dust only
Answer
atmospheric refraction of light as it passes through the earth's atmosphere
Detailed Explanation
Both phenomena are explained in the chapter as consequences of atmospheric refraction.
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