Which electromagnetic wave carries more energy than the
others?
a, microwaves
b. radio waves
c. UV radiation
d. visible light
2. What electromagnetic wave is sometimes called heat rays?
a gamma rays
b. infrared
c. radio waves
d. visible light
3. What is the frequency range of UV radiation?
a. 3.5 x 109 -3 x 1011 Hz
b. 3.5 x 1011 - 3 x 10114 Hz
c. 7.5 x 1014 - 3 x 1016 Hz
d. 7.5 x 1016 - 3 x 1019 Hz
4. What is the range of frequencies are our eyes sensitive to?
a. 3 x 109 - 3 x 1011 Hz
b. 3 x 1011 - 4 x 1014 Hz
C.4 x 1014 - 7.5 x 1014 Hz
d. 7.5 x 1014 - 3 x 1016 Hz
5. What is the wavelength of the wave with a frequency of 3 x
109 Hz?
a. 1.0 x 10-1 m
b. 1.0 x 101 m
c. 10 x 10-2 m
d. 1.0 x 102 m