Derek's and YeEun's Crossword 2

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Across
  1. 3. some people think this is a lucky number
  2. 5. this popular pet is not a dog
  3. 8. many people are afraid of this ocean fish
  4. 9. we need to drink this every day
  5. 12. the biggest planet in our solar system
  6. 13. before ships had engines, they used these to catch the wind
  7. 14. third planet from the sun
  8. 16. ________, today and tomorrow
  9. 17. this musical instrument has many keys
  10. 18. water in rivers always goes this way
Down
  1. 1. some people think this is an unlucky number
  2. 2. a big, furry animal that eats salmon
  3. 4. all music has these
  4. 5. pizzas usually have tomato sauce and this on top
  5. 6. most paper is made from these
  6. 7. every day, we all wear these
  7. 10. rock bands usually have this electric instrument with six strings
  8. 11. Potter's first name
  9. 15. the largest ocean in the world