Across
- 3. Performs arithmetic and logical operations
- 6. The amount of force applied on an area
- 10. I pull every object down towards the earth
- 12. Heaviest planet of Solar system
- 13. Wollen clothes are used in
- 14. performed in the lab
- 17. I am studied by an astronomer
- 19. I am blue in color and necessary to live
- 20. The bumping of two obejcts into each other
- 21. Change of water from gaseous to liquid form
Down
- 1. used to measure temperature
- 2. used to broadcast Sound and pictures
- 4. The ability to do work
- 5. I am the centre of the Solar system
- 7. Silk clothes are prepared from
- 8. What do you breate?
- 9. Push or pull on an object
- 11. How fast an object moves
- 15. No longer a part of the Solar system
- 16. Water changes from liquid to gas
- 18. Major element in water