General Science Crossword

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Across
  1. 6. skin works as respiratory organ of the animal
  2. 7. energy possessed by a body in motion
  3. 8. invented periodic table
  4. 10. purest form of carbon
Down
  1. 1. Bird that flies backward
  2. 2. Person who discovered X Ray's
  3. 3. Merry thought bone in birds
  4. 4. unit for measuring the amplitude of a sound
  5. 5. non metal that remains liquid at room temperature
  6. 9. produces the fluid known as bile