Across
- 2. natural material that is a poor conductor of heat
- 6. kind of water sinks
- 7. round shape
- 8. above Zero
- 9. below Zero
- 10. math that have 2 numbers between a line
- 11. Solid, poor conductor of heat
- 15. insect animal
- 17. number before 1 and after -1
- 18. type of breeze that occurs at night at beach
- 19. shape that have 4 sides
Down
- 1. air rises
- 3. symbol of a number
- 4. keep bird animals warm
- 5. counting circles
- 6. around the outside of a circle
- 12. metal that is an excellent conductor of heat
- 13. shape that have 3 sides
- 14. colour that absorbs heat well
- 16. keep mammal animals warm