Moon Phases and Tides

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Across
  1. 4. During perigree we experience unusually high tides
  2. 9. The difference in height between the high tide and the low tide
  3. 11. When the Earth is between the moon and the sun
  4. 12. When the moon is waxing and is positioned 90degrees with the Earth and sun
  5. 13. There are two tidal bulges, one due to gravitational pull of the moon, the other caused by __________
  6. 14. The curved sickle shape of the waxing or waning moon
Down
  1. 1. When the moon is waning and is positioned 90degrees with the Earth and sun
  2. 2. The observable illuminated part that is greater than a semicircle but less than a circle
  3. 3. When the moon is at its closest point in its orbit around earth
  4. 5. A type of tide with a relatively small difference between high and low tide
  5. 6. When the moon is between the Earth and the sun
  6. 7. A type of tide with a relatively large difference between high and low tide
  7. 8. The force of the moon and sun that pulls ocean water and forms tidal bulges
  8. 10. When the ________ of the wave reaches a particular location, high tide occurs