Across
- 7. depends on amount of matter
- 9. beginning substances that start a reaction
- 11. process that absorbs energy into surroundings
- 12. fixed shape and fixed volume
- 13. pure substance made from only one kind of atom
- 15. Variable Shape fixed volume
Down
- 1. depends on the type of matter
- 2. variable shape variable volume
- 3. the smallest unit of an element
- 4. substances that are formed during the reaction
- 5. a gas but is normally a liquid or solid at room temp
- 6. anything with mass that occupies space
- 8. a measure of the amount of space
- 10. study of the composition structure
- 14. a measure of the amount of matter