Across
- 3. electricity can pass through it
- 5. very small particles that make up things
- 6. can be made into wire
- 7. protons number of neutrons and protons
- 9. negative charge
- 11. a combination of substances in which each keep its own properties
- 13. bendable
- 15. buring a gas
- 16. pure substances made up of only one atom
- 18. it has properties of metal and non metal
- 19. shiny
Down
- 1. positive charge
- 2. substances made up of two or more different types of atoms that have joined together
- 4. number of protons
- 8. an element or substance thats not metal
- 10. easiy broken
- 12. neutral part of atom
- 13. two or more atoms joined together
- 14. shiny conductor can be shaped into wire
- 17. central part of atom