Physics - Light Y9

1234567891011121314151617
Across
  1. 2. Process by which light changes direction as it enters a differenr medium
  2. 5. light passes though it easily
  3. 7. images in a mirror are ............ inverted
  4. 8. The variable measured in an experiment
  5. 9. The variable I change in an experiment
  6. 12. 340 m/s speed of ........
  7. 13. The range of colours/wavelengths in white light, visible ..............
  8. 15. the reference line from which angles are measured
  9. 17. light cannot pass through it
Down
  1. 1. Process by which light bounces off an object
  2. 3. Light passes through but is scattered, objects appear fuzzy
  3. 4. Only allows certain colours of light to pass through it
  4. 6. Radiating or reflecting light
  5. 9. Angle at which light hits a surface
  6. 10. Process by whih light is separated into colours/wavelengths
  7. 11. 300,000,000 m/s, speed of ............
  8. 14. The variable kept constant in an experiment
  9. 16. Light Amplification by Stimulated Emission of Radiation