Single Answer MCQ
Q-00019774
Why do planets not twinkle like stars?
1
They are not point sources of light
2
They reflect less light
3
They are farther away than stars
4
They have no light of their own
Answer and Solution
Answer
A. They are not point sources of light
Solution:
Planets are closer to Earth and appear as extended sources of light, so the variations in light do not average to a twinkling effect. Stars appear as point sources, leading to noticeable flickering.
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