universe

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Across
  1. 2. we should wash our eyes with cold water
  2. 6. braille code was invented by
  3. 7. a group of which known as constellation
  4. 8. body which some of the light
  5. 10. we should always read in proper
Down
  1. 1. angle of incidence
  2. 3. all living being's are
  3. 4. it controls amount of light entering the eye
  4. 5. cornea is also known as
  5. 9. all non living being's are