Across
- 2. scale
- 4. Chemistry teacher
- 8. negative charge
- 10. Somthing that radios actives
- 12. bonds bonds that forms together
- 13. salt, metal,or earth metal
Down
- 1. table
- 2. positive charge
- 3. particles
- 5. no charge
- 6. hydrogen
- 7. light bulbs battery and wires
- 9. water
- 11. Travel sound Waves