Electromagnetic Spectrum Study guide
Directions: Answer the following questions in your INB on pages 78-79. Answer questions in complete
sentences (including the multiple choice).
1. Do electromagnetic waves need a medium to travel through? How do you know?
2. What type of energy does an EM wave transfer?
3. Even though the 7 types of EM radiation have very different types of energy, which of the
following do they have in common?
a. Wavelength
b. Frequency
c. Speed
d. Amplitude
4. What EM wave has the:
a. Highest frequency/highest energy:
b. Lowest frequency/lowest energy:
5. List the 7 types of EM waves from highest frequency to lowest frequency.
6. Which of these EM waves has the highest frequency?
a. Radio waves
b. Ultra violet waves
c. Microwaves
d. Visible light
7. What does RADAR stand for? What is the primary type of EM wave used?
8. List the colors of the rainbow from highest frequency to lowest frequency.
9. What does broadcast mean in terms of the electromagnetic spectrum?
10. Even though visible light is the only type of EM waves we can see, what makes it different than
any other type of EM wave?
11. FACT: Complementary colors of light combine to form white light.
12. Long wavelength EM waves have what type of frequencies?
13.
a. What EM waves are B, C and D?
14. Compare and contrast radio waves, visible light and gamma rays in terms of frequency,
wavelength and energy.