Across
- 4. basic unit of matter
- 5. a change of matter from one form to another without a change in chemical properties
- 7. an atoms central core, containing protons and neutrons
- 8. positively charged particle
- 10. a change from one state (solid or liquid or gas) to another without a change in chemical composition
- 11. the amount of space occupied by an object
- 13. used to measure the volume of a liquid
- 14. a small particle in the nucleus of the atom, with no electrical charge
Down
- 1. solid, liquid, gas, plasma
- 2. negatively charged particle
- 3. a lipped cylindrical glass container for laboratory use
- 6. a change that occurs when one or more substances change into entirely new substances with different properties
- 9. a group of atoms bonded together
- 12. the degree of compactness of a substance