Puzzle 48

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Across
  1. 2. Largest planet
  2. 4. Study subject on organisms
  3. 8. Killer whale
  4. 9. Deep unconsciousness
  5. 10. Type of market
  6. 12. Romantic flower
  7. 14. Social media with bird logo
  8. 15. Opposite to win
  9. 16. Aircraft operator
  10. 18. Home of Leeds Rhinos
  11. 20. Summer hat
Down
  1. 1. Motion energy
  2. 2. Drink from roasted beans
  3. 3. Balls and mallets sport
  4. 5. Cooling of magma rock
  5. 6. Remembrance flower
  6. 7. Capital of Egypt
  7. 11. God of war
  8. 13. Celestial event
  9. 17. Another word for happy
  10. 19. Largest continent