Across
- 5. Unit of energy.
- 7. Store of energy in moving objects.
- 10. Store of energy in warm objects.
- 11. Bird found in a pear tree.
- 13. Unit of force.
- 14. Energy can be ...
- 15. Jingle ...
- 16. Number of gold rings.
- 17. Santa's vehicle.
Down
- 1. Store of energy affected by height above the Earth (2).
- 2. Spiky plant associated with christmas.
- 3. Plant associated with christmas romance.
- 4. Another name for Father Christmas.
- 6. Another phrase for "energy transferred" (2)
- 8. Energy cannot be ...
- 9. Ball that hands on a christmas tree.
- 12. Energy cannot be ...