Moon

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Across
  1. 2. It takes 28 __________ for the moon's revolution around Earth
  2. 3. Less of the illuminated half of the moon can be seen each night
  3. 4. Occurs when the moon moves directly in between the Earth and the Sun and casts its shadow on Earth
  4. 8. A full moon occurs when the moon is opposite the Sun with the _________ in between
  5. 10. Lighter surrounding part of the shadow (partial eclipse)
  6. 12. Revolution takes the same amount of time as rotation, so we always see the same side of the moon facing _________
  7. 13. More of the illuminated half of the moon can be seen each night
  8. 15. We can only see the "day" portion of the moon when it ________ the sunlight
  9. 16. The regular rise and fall of ocean water levels
  10. 19. Extra high and extra low tides
  11. 20. If the moon were closer we would have ____________ tides
Down
  1. 1. Tides are not as high or as low as normal
  2. 5. Occurs when the Earth moves directly between the Sun and the Moon. The Earth's shadow falls on the moon
  3. 6. This occurs when the moon is between Earth and the Sun
  4. 7. This depends on the position of the Earth, Moon, and Sun
  5. 9. The moon's shadow appears to move from right to _________
  6. 11. Darkest part of the shadow (total eclipse)
  7. 14. Tides are due to the ___________ of the moon lifting water on Earth
  8. 17. Caused by the revolution of the moon
  9. 18. The moon is 4.4 _____________ years old