Across
- 1. The Half of the Earth that is South
- 5. The half of the Earth that is North
- 11. The motion around another object.
- 17. Sunlight in which the path of light from the sun to the plant is a straight line.
- 19. The sunlight's position during the winter months
- 20. A whole 365 days.
Down
- 2. The sunlight's positions during the summer months
- 3. The Northern end of the Earth
- 4. Occurs when something in the path of light from the sun diffuses
- 6. The place we live on
- 7. The angle a planet's rotation axis makes with the plane of its orbit.
- 8. The curved path through which objects in space move around a planet or star.
- 9. The measure of hotness or coldness expressed in terms of any of several scales, including Fahrenheit and Celsius
- 10. The Name of the North Star.
- 12. How far Earth's axis is tilted.
- 13. The Star above the North Pole
- 14. Each of the twelve named periods into which a year is divided
- 15. An imaginary line about which a body rotates.
- 16. The thing the Earth revolves around
- 18. 24 hours beginning at midnight
