19. The metric system unit of frequency is the Hertz, abbreviated Hz, which is that same as 1.00 wave cycle per second.
True
False
20. When light goes through a prism or diffraction grating and you do not see all of the colors of the rainbow it is called a(n):
A. subvenience spectrum
B. uniform density spectrum
C. continuous spectrum
D. discrete spectrum
E. diverted spectrum
Answers are
19.
True
20.
Option D : discrete spectrum
When light goes through a prism or diffraction grating and you do not see all of the colors of the rainbow it is called a discrete spectrum
19. The metric system unit of frequency is the Hertz, abbreviated Hz, which is that same...