Relative to ultraviolet waves,the wavelength of infrared waves is
A) shorter.
B) longer.
C) the same.
Correct Answer:
Verified
Q10: Electromagnetic waves consist of
A)compressions and rarefactions of
Q17: Which travels fastest in a vacuum?
A)radio waves
B)light
C)X-rays
D)all
Q19: The main difference between a radio wave
Q20: The source of electromagnetic waves is vibrating
A)electric
Q21: Electrons in glass have a natural frequency
Q23: When ultraviolet light is incident upon glass,most
Q24: Infrared waves are often called heat waves
Q25: Relative to its average speed in air,the
Q26: Non-reflected ultraviolet light that shines on a
Q27: Radio waves travel
A)always much faster than sound
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