Across
- 3. force of attraction between molecules of the same substance
- 4. outward bending of rays after suffering refraction
- 10. an instrument used to measure the temperature of an object
- 13. heat lost is equal to heat gained
- 16. the force of attraction between the molecules of two different substances
- 17. a lens which always forms a diminished,erect and virtual image
- 18. coolant used in a car radiator
- 19. a form of energy which causes the sensation of sight in our eyes
- 20. a very good insulator used for making heating elements for electric iron
Down
- 1. shortsightedness
- 2. the degree of hotness or coldness of a body
- 5. converging lens
- 6. the quantity of heat required to raise the temperature of one gram of water by one degree celsius
- 7. non-conductors of heat
- 8. a liquid which produces cooling by evaporation
- 9. ___________space the vacant space between the molecules in any sample of matter
- 11. a form of matter in which the force of cohesion between the constituent particles is maximum
- 12. SI unit of temperature
- 14. the colour which deviates the most when a ray of light travels through a glass prism
- 15. thermometric liquid in a laboratory thermometer