Which one is the brightest star in the night sky?
Correct answer: B. Sirius
- A. Betelgeuse
- B. Sirius
- C. Rigel
- D. Polaris
Explanation
Sirius is the brightest star in the night sky as seen from Earth, mainly because it is relatively close and intrinsically luminous. Betelgeuse and Rigel are bright but appear dimmer, while Polaris is much less bright.
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