Across
- 1. a measure of the mass per unit of volume of a substance
- 6. a solid formed during a chemical change
- 8. the starting substances in chemical reactions
- 9. a change that results in a new substance being formed
- 13. a change of state from gas to solid
- 14. the change of state when a solid is heated and forms a liquid
- 18. the change of state where a liquid changes to a gas at the surface of the liquid
- 20. a change of state from solid to gas
- 21. a decrease in size
- 22. an increase in size
Down
- 2. describes a process that absorbs energy from the surroundings
- 3. able to be hammered or bent into new shapes
- 4. measures how much space is occupied by a substance
- 5. a change of state where a liquid is heated and changes to a gas within the liquid
- 6. a change that does not result in a new substance being produced
- 7. a cluster of atoms
- 9. a change of state where a gas is cooled and forms a liquid
- 10. liquids that can be mixed
- 11. a mixture of a metal with other metals or non-metals
- 12. the characteristics of a substance
- 15. liquids that do not mix
- 16. the change of state from liquid to solid
- 17. measures how much matter is in a substance
- 19. describes a process that gives off energy in the form of heat, light or sound
- 23. the substances formed in chemical reactions