Culminating Task Revision G1

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Across
  1. 2. Light always travels in a _____ line
  2. 3. Non-luminous objects ____ light falling on them
  3. 6. Pinhole camera is a simple device consisting of a _____ box
  4. 7. Luminous intensity is measure of brightness from a light source
  5. 10. ______ objects emit their own light
  6. 11. Pinhole camera display a ______ image
Down
  1. 1. Light rays emerging from a point and spreading in all directions are call _____ beam
  2. 4. The process of emission of light in living organisms
  3. 5. _____ reflects the Sunlight falling on it
  4. 8. The enzyme causing chemical reaction in bioluminescent organisms
  5. 9. Latin word for light
  6. 12. single and a very narrow path of light is called light____