Across
- 2. metal used in jewelry
- 3. Element found in all living things
- 7. Valuable yellow metal
- 8. First element in the periodic table
- 10. Soft metal that reacts with water
Down
- 1. Gas used in bright advertising lights
- 3. Metal used in electrical wires
- 4. Gas humans need to breathe
- 5. Gas used in balloons
- 6. Light metal used in batteries
- 9. Metal used to make steel
