11. How does the wavelength of infrared (IR) compare with the wavelength of visible
light?
A. Infrared waves have longer wavelength.
B. Infrared waves have shorter wavelength.
c. Infrared waves have the same wavelength as the visible light.
D. Infrared waves are not comparable in wavelength with the visible light.
12. How does frequency vary with wavelength?
A. Frequency does not vary with wavelength.
B. The lower the frequency of a wave, the shorter the wavelength.
C. The higher the frequency of a wave, the longer the wavelength.
D. The higher the frequency of a wave, the shorter the wavelength.
For item number 13, refer to the table below.
Color of Light
Violet
Green
Yellow
Red
Wavelength (nm)
400
530
580
700
Frequency (THz)
744
566
517
422
13. Which of the following statements is NOT correct based on the table?
A. Different colors of light have different wavelengths.
B, Different colors of light have different frequencies.
C. When the wavelength is long, the frequency is low.
D. When the wavelength is long, the frequency is high.​