How do red and blue light differ?
A)Blue light has a higher speed of propagation.
B)The wavelength of red light is longer.
C)Red light has a higher intensity.
D)Red and blue light have different directions of propagation.
E)The wavelength of blue light is longer.

Question

How do red and blue light differ?
A)Blue light has a higher speed of propagation.
B)The wavelength of red light is longer.
C)​Red light has a higher intensity.
D)​Red and blue light have different directions of propagation.
E)​The wavelength of blue light is longer.

Quizplus · Accepted Answer

Red light has a longer wavelength than blue light.

How Do Red and Blue Light Differ