Across
- 3. Metal in liquid state at room temperature One of the best conductors of heat
- 4. 14. An object with gravity so strong that nothing, not even light, can escape it
- 5. One of the inventers of electron microscope
- 11. 11. The small, dense remains of a high-mass star after a supernova
- 12. 12. Is a dwarf planet in the Kuiper belt, a ring of bodies beyond Neptune
- 14. Colors of stars depend on
- 16. A sensitive membrane at the back of the inside of an eye
- 17. Splitting of light in different colours
- 18. bleaching agent
- 19. Curie is unit of
- 24. Fundamental quantity
- 25. Wire connected to a circuit and coiled into many spiral loops
- 26. What is measured with vernier calipers?
- 27. Laughing gas
- 28. Fool’s gold
Down
- 1. The smallest wave of the Electromagnetic spectrum
- 2. Fuel of the future
- 4. A two-termed polynomial is a
- 6. Unit of atmospheric pressure
- 7. Allotrope of carbon which conducts in solid state
- 8. Produces electric current
- 9. 13. When a supergiant star runs out of fuel, it can explode and form a what
- 10. Unit of capacity
- 13. 15. This either refracts, reflects, or absorbs light to change the way we view objects
- 15. Surface tension in a liquid is due to which force?
- 20. Sound cannot travel through
- 21. Color with shortest wavelength
- 22. Discovered neutrons
- 23. Small hole in the middle of the eye
- 25. Waves Used to locate submerged objects