Across
- 2. place where organisms lives
- 5. eg. water cycle
- 7. of a muscle
- 10. change of movement in objects
- 12. is a dense area in the center of an atom
- 16. pipe another name for trachea
- 18. web a diagram showing many interconnected food chains
- 19. organs in body
- 21. eg. desert, ocean, sahvahnah
- 23. particles found in the neucleas of an article
- 24. substants that can not be broken down in body cells
- 25. rocks in space
- 26. forces or moments that are opposite but do not completly cancle out
- 28. area all or parts of the area of the surface of an object
- 29. tiny structures in cell
Down
- 1. a collection of stars and planets in space
- 3. an large rock
- 4. most common cells in the blood
- 6. another name for larynx
- 8. natural resources that can not run out
- 9. the conditions in particular places eg. sunny, rainy,snowy
- 11. negatively charged particles found around nucleas
- 13. something that allows light to pass through the object
- 14. positively charged particles found in the neucleaus of an atom
- 15. tiny particles in matter
- 16. blood cells that help protect against pathogens
- 17. weather changes in aarea
- 20. air sacks in lungs
- 22. poisonous
- 27. a structure that supports an animal body