Camerons tide puzzle

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Across
  1. 4. normal sized tides
  2. 5. the force that pulls stuff to it
  3. 8. the length of tides
  4. 9. the force the hold stuff together
  5. 10. water
  6. 11. the object that orbits earth
  7. 12. A very high and low tide
Down
  1. 1. the phase of moon that makes neap tides
  2. 2. the thing that helps the moon with the tides
  3. 3. land
  4. 6. when the moons gravity pulls on the water
  5. 7. The phase with spring and high tides
  6. 13. the portion of beach that is affected most by tides