Across
- 2. the outer, lighter region of a sunspot or shadow
- 6. side of the moon NOT facing the sun
- 7. sun's atmosphere that spreads out into space
- 10. side of the moon facing the sun
- 11. basalt-filled plains on the moon's surface
- 12. the northern lights
- 15. when the entire near side of the moon is lit
- 17. when none of the near side of the moon is lit by the sun
- 19. when half or more of the near side of the moon is lit but is becoming smaller/less lit
- 21. when less than half of the near side of the moon is lit but is growing/getting bigger
- 22. valleys on the moon
- 23. outermost layer of the sun's interior where convection currents occur
- 24. when the moon is directly between the sun and the earth, the moon casts its shadow upon Earth, blocking the sun
- 25. when half or more of the near side of the moon is lit and is growing/becoming more lit
- 27. sun's atmosphere closest to the sun lying just above the photosphere
- 28. the southern lights
Down
- 1. dark cooler area on the surface of the sun
- 3. location in orbit furthest from the sun
- 4. side of the moon facing earth
- 5. location in orbit closest to the sun
- 8. second layer of the sun's interior where energy moves outward from the core as electromagnetic waves
- 9. side of the moon NOT facing earth
- 13. a squashed circle shape
- 14. energy from the sun
- 16. when less than half of the near side of the moon is lit and is becoming smaller/less lit
- 18. center of the sun where the thermonuclear reaction takes place
- 20. bright streaks of lunar material radiating from craters
- 26. the inner dark region of a sunspot or shadow