1. EM Spectrum Jeopardy ApplicationsEM factsLight and ColorOh say can you see? Math Problems 10 20 30 40 50

2. These waves are used in both TVs and radios Radio Waves

3. These waves are used to treat cancer and in food irradiation Gamma Rays

4. Name two applications of UV light Sterilization of medical Instruments Tanning Identification of fluorescent minerals

5. These two types of waves are used in TV sets Visible Light Radio Waves

6. These waves are used in Radar and aircraft navigation What are microwaves?

7. This is the range of the Visible Spectrum 400 nm – 700 nm

8. How fast X-rays travel in a vacuum What is the speed of light: 3 x 10 8 m/s

9. The EM waves with the second highest frequency What are X – Rays?

10. These are the primary colors of light What are: Red Green Blue

11. The waves with the second longest wavelength in the electromagnetic spectrum What are Microwaves?

12. This is the definition of a lightyear What is the distance light travels in one year?

13. Why Ms. Musumeci’s Airzooka appears orange What is the plastic of the Airzooka is absorbing all colors except orange: Subtractive Color?

14. The only time we see by additive color What is when looking at light from a direct light source?

15. The definition of luminous flux What is the rate What is the rate at which light is emitted from a light source?

16. The reason why an object appears black in color What is when the material absorbs all colors of the spectrum and does not reflect any light back into the eyes

17. Type of Radio Waves that are measured in MHz What are FM radio waves?

18. The mathematical relationship between illuminance and distance What is Illuminance is related to the square of the distance?

19. Three examples of how we see color by addition What are: Stage Lighting Computer Monitors Television screens

20. The color produced by adding red and green light What is Yellow Light?

21. The process of seeing color of non-direct light sources What is color by absorption or Subtractive Color?

22. What is the wavelength for an FM radio signal if the number on the dial reads 99.5 FM What is 3.01 m?

23. It’s how fast red light travels from an apple to your eye What is the speed of light: 3 x 10 8 m/s

24. If you move a light so it becomes 1/5 the original brightness, this is how far away you have moved it What is What is the square root of 5 (or 2.24) times farther away?

25. This is how far (in m) light travels in one day What is 2.592 x 10 13 m?

26. This is the reason timers for track events are told to start timing at the sight of smoke from the start gun rather than from when they hear the gun. What is Light waves travels faster than sound waves?