Across
- 1. opposite of cold
- 4. opposite of north
- 8. scientists who study the stars and objects in space
- 10. type of Sun that appears all day long in the sky
- 12. time of day when the Sun appears to come up
- 14. time for Earth to make one complete rotation
- 15. made by the axis of Earth with the orbital plane, it equals 66 degrees
- 16. time for Earth to make one complete revolution
Down
- 2. when one object turns around another, or orbits
- 3. time of day when the Sun appears to go down
- 5. body Earth revolves around
- 6. the year with February 29
- 7. imaginary line Earth rotates around
- 9. describes any object spinning around an axis
- 11. to guess
- 13. opposite of arctic