Across
- 3. The time when the sun crosses the celestial equator
- 5. A point in the orbit if a planet where it is nearest the sun
- 9. / Opposite west
- 10. Spinning on an axis
- 11. A full 360 degree spin
- 15. A plane passing through the equator of the earth
- 19. PM
- 22. A hollow 3D sphere
- 23. Another word for average
- 25. periodic variation in the inclination of the axis of a rotating object.
Down
- 1. A line of zenith that circles the earth passing over the two poles
- 2. A device which shows where north, south, east and west is
- 4. Dome shape around the earth
- 6. When the sun is at its greatest distance from the celestial equator
- 7. When the sun is right above a certain object
- 8. / The degrees from right
- 12. / Opposite South
- 13. The slow movement of the axis of a spinning body around another axis due to a torque
- 14. / Opposite East
- 15. An oval shape
- 16. AM
- 17. / The angle above the horizon
- 18. A length or portion of time
- 20. A 24 H period in which the Earth completes 1 full rotation
- 21. A point in the orbit of a planet where it is furthest away from the sun
- 24. / Opposite North
- 26. Incline
