Why the sea is salty

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Across
  1. 3. with annoyance or anxiety at having to wait
  2. 7. to laugh softly or in a quiet manner
  3. 8. a story or group of stories that have been handed down from a time long ago and that many people in a society know but cannot prove to be true or untrue
  4. 9. a room
  5. 11. with happy or impatient excitement or enthusiasm
  6. 12. a cut or other injury to a part of the body
  7. 14. having an uneven surface
  8. 15. to grab with the fingers and pull off
Down
  1. 1. to sit on one's heels, or to crouch low to the ground with the knees bent
  2. 2. a deep hole or area of holes made in the earth. Minerals such as gold, coal, or precious stones are dug out of mines.
  3. 4. a collection of myths
  4. 5. to protect from being hurt or harmed
  5. 6. delicious
  6. 9. to lower the body close to the ground by bending the legs
  7. 10. the exact size, weight, or amount of something that is found by using a ruler, yardstick, scale, or similar device
  8. 12. to twist and turn one's body with quick movements from side to side
  9. 13. to confuse