Across
- 3. Either of the two days of the year on which northern hemisphere is tilted toward or away from the sun
- 4. The path of an object as it revolves around another object in space
- 5. One of the different apparent shapes of the moon as seen from Earth
- 7. An eclipse in which the moon appears darkened as it passes into the earth's shadow
- 11. An eclipse in which the sun is obscured by the moon
- 14. The spinning motion of a planet on its axis
- 16. Each of the four divisions of the year (spring, summer, autumn, and winter) marked by particular weather patterns and daylight hours, resulting from the earth's changing position with regard to the sun
- 17. A three-dimensional representation of a person or thing or of a proposed structure, typically on a smaller scale than the original
Down
- 1. The part of a shadow surrounding the darkest part
- 2. An imaginary line that passes through a planet's center and its north and south poles, about which the planet rotates
- 6. The partial or total blocking of one object in space by another
- 8. The darkest part of a shadow
- 9. An oval shape, which may be elongated or nearly circular; the shape of the planet's orbits
- 10. Move or cause to move into a sloping position
- 12. Either two of the days of the year on which the sun reaches its greatest distance north or south of the equator
- 13. The movement of an object around another object
- 15. Of, determined by, or resembling the moon