BPSC – Combined Competitive Examination · প্রশ্ন 70
Which of the following has a highly elongated elliptical orbit?
উত্তর দেখান ও ব্যাখ্যা
উত্তর: (B) Comet
ব্যাখ্যা
Comets travel on long, highly elliptical orbits, e.g. Halley's comet (~76 years).
- (A) ভুল
Wrong: most asteroids have fairly circular orbits.
- (B) সঠিক
Correct: comets have highly eccentric, elongated orbits.
- (C) ভুল
Wrong: a meteorite is debris that reaches the ground.
- (D) ভুল
Wrong: a meteor is a streak of light in the atmosphere.