It's time for you to have the final test! Answer the following questions in
the best of your knowledge. Break a leg!
Multiple Choice: Choose the letter of the correct answer. Write your answers on a
separate sheet of paper.
1. What is the color of visible light with the longest wavelength?
A. Blue
B. Red
C. Violet
D. Yellow
2. What is the color of visible light with the highest frequency?
A. Blue
B. Red
C. Violet
D. Yellow
3. Which of the following shows an increasing order of frequency in the visible
spectrum?
A. blue, green, violet, indigo B. green, blue, indigo, violet
C. indigo, violet, green, blue
D. violet, indigo, blue, green
4. What happens to the intensity of illumination as the square of the distance from
the source of light increases?
A. decreases B. increases C. remains the same D, cannot be determined
5. Which of the following is NOT an electromagnetic wave?
A. Infrared
B. Radio
C. Sound
D. X-ray​