Nucleus of comet is made of ice - Science & Technology
Q. Which of the following statements is / are correct?
1. Comets revolve around center of milky way
2. The nucleus of a comet is made of ice - Published on 07 Jul 15
a. Only 1
b. Only 2
ANSWER: Only 2
Comet revolves around sun usually in elliptical orbits. Rosetta, which became the first ever to land a robotic spacecraft on a comet, and NASA's Deep Impact, which blasted a crater on Comet Tempel 1 to study its interior.