Across
- 3. a stage in a process of change or development.
- 4. a dark region of considerable extent on the surface of the moon.
- 6. Part way between a full moon and a half moon, or between a half moon and a full moon.
- 7. Part way between a half moon and a new moon, or between a new moon and a half moon
- 8. Quarter Looks like half a circle with the right side lit by the sun
- 10. a single complete cycle of such orbital or axial motion.
- 12. the region in which only a portion of the light source is obscured by the occluding body.
- 14. Phase When the moon looks smaller each night
- 16. Either of the two points on the celestial sphere where the ecliptic crosses the celestial equator.
- 18. the innermost and darkest part of a shadow, where the light source is completely blocked by the occluding body.
Down
- 1. the regular rise and fall in the surface level of the Earth's oceans, seas, and bays caused by the gravitational attraction of the Moon and to a lesser extent of the Sun.
- 2. Phase the moon is getting larger in the sky moving from the New Moon towards the Full Moon.
- 5. Either of the two points in the ecliptic farthest from the equator.
- 9. Eclipse occurs when the Moon passes between the Sun and Earth, and the Moon fully or partially blocks the Sun.
- 10. The act or process of turning around a center or and axis.
- 11. The path of a celestial body or an artificial satellite as it revolves around another body.
- 13. Moon When the moon is not visible from Earth, because the side of the moon that is facing us is not being lit by the sun.
- 15. Eclipse occurs when the Moon passes directly behind the Earth into its umbra (shadow).
- 17. Moon Appears as an entire circle in the sky