A) 50 yr
B) 16 yr
C) 100 yr
D) 76 yr
Correct Answer: D
Solution :
Halley's comet is seen after 76 years. Its path is elliptical and is the only known short-period comment that is regularly visible to the naked eye from Earth.
You need to login to perform this action.
You will be redirected in
3 sec
