Across
- 2. n. large, round balls that travel around a star
- 5. adj. having died out completely
- 7. v. to come out of an egg
- 9. n. something that is very special or valuable
- 12. n. to blend into the background; to hide
- 14. n. an illness
- 15. n. group of animals living together
- 17. n. a strong hope
- 18. n. signs of a sickness or injury
- 20. n. strong threads made by a spider
- 22. n. holes or tunnels where an animal lives underground
- 23. v. to conduct a scientific test
- 24. n. acts of finding something new
- 25. n. a long trip
- 26. v. breathe in
- 28. v. grow into a more advanced form
- 29. n. cousins of plants that grow in water
Down
- 1. n. sets of computer data
- 3. n. a group of living things that are similar
- 4. adj. slightly wet
- 6. adj. very, very hungry
- 8. n. a layer of gases surrounding a planet or moon
- 10. n. a woman who rules an empire
- 11. n. animals that eat other animals
- 13. adv. in a strange manner
- 16. n. the ability to stay steady without falling
- 19. v. to share information using pictures or language
- 21. v. breathe out
- 27. cycle n. the stages of change that a living thing has