66. What is the name of the phenomenon where light waves vibrate in a single plane?
a) Polarization
b) Diffraction
c) Interference
d) Scattering
67. What is the name of the phenomenon where light waves are redirected in different directions by small particles or irregularities in a material?
a) Polarization
b) Diffraction
c) Interference
d) Scattering
68. What is the name of the type of light that has the same frequency and wavelength as the light waves it encounters and can pass through some materials, such as glass?
a) Polarized light
b) Coherent light
c) Monochromatic light
d) Infrared light
69. What is the name of the type of light that has only one frequency and wavelength?
a) Polarized light
b) Coherent light
c) Monochromatic light
d) Infrared light
70. What is the name of the type of light that is produced when an electric current is passed through a semiconductor?
a) Incandescent light
b) Fluorescent light
c) LED light
d) Laser light
