Across
- 1. Scientists call this a dirty snowball.
- 5. Must be round, orbit the sun, and have a clear orbit.
- 7. The season when Earth is closest to the sun.
- 8. This is the darkest part of the shadow.
- 11. This is how long it takes Earth to make one rotation on its axis.
- 12. This eclipse occurs when the moon is full.
- 13. If the light is on the left...
- 14. The lighter part of the shadow.
- 16. If the light is on the right, the phase will be...
- 17. When the Earth or the moon blocks out the sun.
- 21. The name of the shape of the Earth's orbit.
- 22. This occurs on June 21st and December 21.
Down
- 2. How long it takes for the moon to make one rotation and one revolution.
- 3. The eclipse occurs during a new moon.
- 4. This is when the moon appears completely dark.
- 5. The people who live in the penumbra will see this.
- 6. This is what causes summer and winter.
- 9. This is how much of the moon is always lit up.
- 10. The people who live in the umbra will see this.
- 15. What we call the side of the moon we never see from Earth.
- 18. If the phase is mostly dark with just a little light...
- 19. This occurs on September 23rd and March 21st.
- 20. If the phase is mostly lit up with just a little darkness...