Science

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Across
  1. 3. Opposite of red
  2. 4. An imanery line in the middle a wave
  3. 10. EMR stands for
  4. 12. Violet has a high __ Red has a low __
  5. 13. Oppisite of a crest
  6. 14. Opposite of a trough
Down
  1. 1. Goes through a substance
  2. 2. Sun gives off this kind of light
  3. 5. Another word for clear
  4. 6. Absorbs all colour
  5. 7. Reflects all colour
  6. 8. What a mirror does
  7. 9. Distance from crest to crest or trough to trough
  8. 11. Longest wavelength in all of the colours