Crossword Lab 6.1

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Across
  1. 2. Silver-colored glass to make it reflective
  2. 3. Light changing direction
  3. 6. Teaches Pete to play the guitar
  4. 8. Can be observed and measured
  5. 10. Go through
  6. 11. Not letting light through
Down
  1. 1. The thing that changes
  2. 4. Bounce off
  3. 5. Lets less light through
  4. 7. Mirror What did they use in the video with Pete?
  5. 9. Plays the guitar and takes lessons