Across
- 2. Strangely, this is a fruit and not a vegetable
- 3. Sound cannot travel through ___
- 6. total number of planets in our solar system
- 7. smallest planet of our solar system
- 8. This is not a planet but collection of various objects including dust particles and gas
- 10. The phenomena of bending of light when it enters water is called ___
Down
- 1. A famous star
- 4. This is space object producing bright tail of light which can be seen with naked eyes
- 5. Constellation is group of ___ ?
- 9. A constellation which can be seen with naked eyes