Crossword

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Across
  1. 4. limestone formations (hangings) in caves (11)
  2. 7. nobel prize in physics 2014 for the invention of (4,3)
  3. 8. electricity consumption (3)
  4. 10. basic principle of atom bomb (7)
  5. 11. 35 national games held at (6)
  6. 13. solid carbon dioxide (6)
  7. 14. 0.0000001 joule (3)
  8. 15. particle of light (6)
Down
  1. 1. electric charge on 1 mole of electrons (7)
  2. 2. scale for earthquake (7)
  3. 3. extraction by boiling of dissolved chemicals from plant materials (9)
  4. 5. youngest nobel peace prize winner (6)
  5. 6. flow of physical property in space (4)
  6. 9. catalyst for hydrogenation of oil (6)
  7. 12. light unit (5)
  8. 13. double helix structure (3)