SCIENCE PUZZLE

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Across
  1. 3. BOUNCE CLEANER
  2. 4. SHADOW SPEED
  3. 8. IMAGE IMAGE
  4. 11. Reflect REFLECTING
Down
  1. 1. SYSTEM TAPE
  2. 2. ANGLE BINDER
  3. 5. VULTURE
  4. 6. LIGHT MATERIAL
  5. 7. CRAFT DISCOVERY
  6. 9. Intensity JOURNEY
  7. 10. Optical PERPENDICULAR