Across
- 2. one of the main masses of land on Earth
- 3. a cover
- 5. to pick up a lot of something
- 8. plants or animals that are the same kind
- 9. a very large body of water
- 10. a repeating series of events
- 11. to keep someone or something safe
- 14. to help
- 16. might not exist in the future
- 18. a kind of place with its own plants, animals, and weather
- 19. not allowed by the law
- 20. to put a word or name on something
Down
- 1. a machine such as a car, bus, etc. used to carry people or things
- 4. very cold
- 6. never very hot or very cold
- 7. to feed on grass
- 12. to become unable to breathe
- 13. close to the middle part of the Earth
- 15. an area of land where animals are safe
- 17. an imaginary line around the middle of the earth