Ocean tides

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Across
  1. 4. Spring tides occur during full and new moon ____.
  2. 5. Neap tides occur during 1st and 3rd ____ moon phases.
  3. 7. Kind of tide where the moon and sun are in a 90 degree angle.
  4. 9. What mainly causes tides?
  5. 10. Spring and Neap tides occur _____ a month each.
Down
  1. 1. Tides are changes in Earths what?
  2. 2. Kind of tide where the moon and sun are in a 180 degree angle.
  3. 3. Star that contributes to tides.
  4. 6. What is the difference in height between high and low tide?
  5. 8. Ocean tides are _____ changes in the rise and fall of the sea level.