Solve for Next Clue

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Across
  1. 1. A star and the planets orbiting around it
  2. 3. Covers 70% of the Earth's surface
  3. 4. A planet's path around the sun
  4. 6. A sandy shore
  5. 7. Monday, Tuesday, Wednesday, Thursday, or Friday
  6. 8. Baseball hit that is out of bounds
  7. 10. He or she watches swimmers
  8. 11. Pieces of metal money
  9. 12. A place to swim
  10. 15. A frozen treat
  11. 17. Largest planet in our solar system
Down
  1. 1. Use this to ride the waves
  2. 2. A small city
  3. 5. Sport played on an indoor alley
  4. 9. Nicknamed "The Red Planet"
  5. 10. Oldest organized sport in North America
  6. 11. Baby cow
  7. 13. Toy for a windy day
  8. 14. The card in the pack that is higher than a King
  9. 16. Closest star to Earth
  10. 18. Group of players