a moment in time

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Across
  1. 2. you see these in reefs
  2. 4. people think they are dangerous but only if you attack them first.
  3. 9. it covers 71% of the earth
  4. 12. on the edge of a giant's bite
  5. 14. you think these things are monsters when you see them out of the corner of your eye
  6. 16. this is very helpful when in water
  7. 17. waves eat away at the ground causing _______
  8. 18. people use these for surfing
Down
  1. 1. these are caused be the moon
  2. 2. lots of rocks
  3. 3. the biggest of all the sharks
  4. 5. surfers use these so if they fall off they board then they don't loose it
  5. 6. sounds like nuts and boar's
  6. 7. koalas live in these trees
  7. 8. this effects the ocean a lot
  8. 10. the water isn't as rough here
  9. 11. people sometimes think they are sharks
  10. 13. these can grow on whale
  11. 14. big waves are good for _________
  12. 15. it's like sunscreen but it shows up