15) What is the essential difference between microwaves and blue light? 15) ____

Question

15) What is the essential difference between microwaves and blue light? 15) _______ A) Blue light is a beam of photons. Microwaves are not photons. B) There is no essential difference in the nature of microwaves and blue light other than a difference in frequency and wavelength. C) One is a form of radiation, the other is not. D) One undergoes refraction, the other does not. E) One has an electric charge, the other does not. 16) When light travels from air into water, 16) _______ A) its velocity changes, but its frequency and wavelength do not change. B) its frequency changes, but its velocity and wavelength do not change. C) its velocity and wavelength change, but its frequency does not change. D) its velocity, wavelength and frequency all change. E) its wavelength changes, but its velocity and frequency do not change.

Explanation / Answer

#15

B) the blue light and microwaves are different in terms of wavelength and frequency only

#16

C) Its velocity and wavelength will change but frequency will remain the same

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