Across
- 2. A substance that flows freely but is of constant volume, having a consistency like that of water or oil
- 4. The smallest particle of a chemical element that can exist
- 9. Capable of being stretched
- 11. Make or become liquefied by heating
- 15. A small portion of matter
- 16. The quality or condition of being hard
- 18. To cool an object
- 19. It is the measure of how much a given volume of matter decreases when placed under pressure
- 20. The gooiness of an object
- 22. A type of energy that requires movement
- 24. Everything is made up of it
Down
- 1. It powers things
- 3. The degree of compactness of a substance
- 5. A thing used as an example to follow or imitate
- 6. A particular kind of matter with uniform properties
- 7. At or near boiling point
- 8. The spreading of something more widely
- 10. The process of turning from liquid into gas
- 12. The conversion of a gas to a liquid
- 13. To make an object hot
- 14. An air-like fluid substance which expands freely to fill any space available, irrespective of its quantity
- 17. Firm and stable in shape that is not liquid
- 21. The quality of being physically strong
- 23. Scientific definition