Across
- 3. big space company
- 5. what measures the humidity in the air
- 9. first country to land on moon
- 11. rock with a tail
- 14. person who teaches science
- 15. center of are solar system
- 16. measurement used for space
- 17. first dog in space
- 18. produces heat
- 19. cycle what a frog and butterfly goes thru
- 20. first country in space
Down
- 1. what measures how much rain falls
- 2. big fluffy and puffy cloud
- 4. blanket cloud
- 6. sucks things in and cannot escape
- 7. caused by factories and hurts atmosphere
- 8. biggest planet in solar system
- 10. 3rd planet from the sun
- 12. 4th planet
- 13. rain,snow,sleet,ice,hail