Unit 1.1 Flashcards
(8 cards)
1
Q
What determines the color of light from the transmission source?
A
Wavelength
2
Q
How is wave length measured?
A
As the distance between corresponding parts of two consecutive waves.
3
Q
What is the common term for the straight line that represents the radius of the wave radiating from the point source?
A
A ray of light
4
Q
Define frequency of light.
A
The number of waves that pass a given point within a given unit of time.
5
Q
What is another name for frequency?
A
Hertz
6
Q
What color do wavelengths from 600-700 nvm give the human eye the sensation of seeing?
A
Red
7
Q
What are the three primary colors of light?
A
Red, Blue, Green
8
Q
What is the wavelength range of the infrared portion of the spectrum?
A
700 - 1500 nm
