Name the unit which is used to express distances between the various celestial bodies (like stars and planets).
The distances between the various celestial objects are usually expressed in the unit of:
(a) kilometres
(b) light minutes
(c) light years
(d) light seconds
What is meant by 'celestial objects'? Name any of the celestial objects.
Name any two celestial objects which we can see easily in the night sky.
Which unit would you prefer to make the measurement of the distance between two celestial bodies?