The atmospheric refraction of light causes the twinkling of :
(a) planets only (b) stars only
(c) planets and stars (d) stars and satellites

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Solution

Answer : (b) stars only.
Planets don’t twinkle because they are closer, and thus appear larger in our sky, as tiny disks instead of pinpoints.

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Similar questions

(a) What is atmospheric refraction ? What causes atmospheric refraction ?
(b) Why do stars twinkle on a clear night ?
(c) Explain why, the planets do not twinkle at night.

Question 30
How does refraction takes place in the atmosphere? Why do stars twinkle but not the planets?

Q. Why do planets do not seems to twinkle as the stars seems to twinkle only because of the air current ?

Statement 1: Stars twinkle but planets do not.

Statement 2: Stars have their own light but a planet reflects the light from the stars.

Q. The stars twinkle but the planets do not twinkle at night because :
(a) the stars are small but the planets are large
(b) the stars are very large but planets are small
(c) the stars are much nearer but planets are far off
(d) the stars are far off but planets are nearer to earth

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The atmospheric refraction of light causes the twinkling of : (a) planets only (b) stars only (c) planets and stars (d) stars and satellites

Answer : (b) stars only. Planets don’t twinkle because they are closer, and thus appear larger in our sky, as tiny disks instead of pinpoints.

The atmospheric refraction of light causes the twinkling of :
(a) planets only (b) stars only
(c) planets and stars (d) stars and satellites

Answer : (b) stars only.
Planets don’t twinkle because they are closer, and thus appear larger in our sky, as tiny disks instead of pinpoints.