Across
- 2. A difference
- 5. How things behave
- 8. Homes for animals
- 10. What provides things
- 12. What the heat out side
- 13. What grows in the environment
- 16. How things are built
- 17. Non-living organism
- 18. The amount of things in one area
- 19. Dirt under the ground that helps things grow
Down
- 1. How things move
- 3. To stay alive
- 4. The outside
- 6. The system where organisms live
- 7. Living things
- 9. How they adapt
- 11. A small living thing
- 14. What's meant to be there
- 15. Living organism
- 18. Things that try kill others