Properties of Light

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 3. Energy that travels in waves or particles (9)
  2. 7. Radiation lying in the ___ range (11)
  3. 8. An ordered array of the components of an emission or wave (8)
  4. 10. Electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid (plural) (5)

Down

  1. 1. What lets us see; the opposite of dark (5)
  2. 2. Kitchen appliance that cooks food by passing an electromagnetic wave through it (plural) (10)
  3. 4. An electromagnetic ___ with a ___ between 0.5 cm to 30,000 m (plural) (10)
  4. 5. The distance between two points in the same phase in consecutive cycles of a wave (10)
  5. 6. The number of occurrences within a given time period (9)
  6. 9. The unit of frequency (5)