Across
- 3. the complete removal or destruction of something
- 8. scientific study of properties and behaviours of matter
- 9. a mineral composed primarily of sodium chloride
- 10. a room or building used for scientific experiments
Down
- 1. relating to chemistry;a compound or substance which has been artificially prepared or purified
- 2. anything that has mass and takes up space
- 4. establish or indicate what someone or something is
- 5. subatomic particle found in the nucleus of an atom
- 6. the degree or intensity of heat present in a substance
- 7. colourless inorganic chemical product, H2O
- 8. a positively charged ion