energy

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Across
  1. 3. a reflective surface
  2. 5. the energy that makes a light bulb light
  3. 6. what does M and M stand for
  4. 7. a circuit needs a...
  5. 8. travels in waves
  6. 10. anything in motion
  7. 11. the sun produces
Down
  1. 1. a substance that makes light refract
  2. 2. when light is scatterd
  3. 4. when light bounces off a object
  4. 9. we see with what energy