Across
- 3. Used in toothpaste
- 5. Metal used in batteries
- 7. Used in laptops because it is light
- 8. Used in fertiliser and fireworks
- 11. Found in pencil lead and diamonds
- 12. Used in black lights
- 14. Used in bright red-orange signs
- 15. Found in salty chips
- 16. Keeps bones strong
- 18. Used in fuel and in some cars
- 19. Used in fast airplanes and X-ray machines
Down
- 1. Found in medicines and potatoes
- 2. Gas used in balloons
- 4. Helps plants grow and in the air
- 6. Used for foil and airplanes
- 9. Found in bananas
- 10. We need it to breathe/live
- 11. Used in bleach and swimming pools
- 13. Used in computers and gels
- 17. Used in matches and fireworks