Available Answers

1. 1.

   What is the Big Bang Theory?

2. 2.

   What makes the earth a unique planet?

3. 3.

   What is the time taken by the Moon to make one revolution around the Earth and one rotation about its axis?

4. 4.

   What is a light year? Give its value.

5. 5.

   How were asteroids formed?

6. 6.

   Give a short description of the galaxy in which we live.