Earth-Moon-Sun + Seasons

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Across
  1. 1. a lesser influencer to the tides
  2. 2. describes the tides during a quarter moon phase
  3. 6. a month that is 29.5 days. The moon goes more than 360 degrees around the Earth
  4. 7. the darkest part of the Moon's shadow
  5. 10. one quart through its orbit
  6. 13. describes the tides when the moon is full
  7. 14. _____ theory: an explanation for the formation of the Moon
  8. 15. Jupiter is a natural ___ of the Sun
  9. 16. one reason for the rarity of eclipses
  10. 18. the only wavelengths that can make it
  11. 19. number of high tides per day, usually
  12. 20. the direction of the Moon's orbit (also, anti- could be a prefix for it in Britain)
Down
  1. 1. one rotation = one revolution
  2. 3. within the ___, 24 hours of sunlight on the first day of summer for the northern hemisphere
  3. 4. ancient lava flows on the moon made of basalt
  4. 5. Earth sees me like this when I am a waning crescent
  5. 8. this eclipse can result in a blood moon
  6. 9. results from a lunar impact
  7. 11. the type of eclipse that happens during a new moon
  8. 12. when Venus blocks light going to the Earth
  9. 14. the cause of tides
  10. 17. during a lunar eclipse, some light goes __ the atmosphere, casting red light on the lunar surface