Seashore Cross word

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Across
  1. 3. water that is moving back and forth in the ocean
  2. 5. what happens when you jump into the water
  3. 6. they swim in the ocean with their fins
  4. 7. tiny granules of this are on the beach, you can build a castle with this
Down
  1. 1. the sandy place right next to the ocean
  2. 2. what you wear to go swimming
  3. 4. waves that are crashing into the water that make white, frothy water
  4. 5. a shoe that you wear to the beach