AnswersFL-2002070-MJ Comprehensive Science 2The Electromagnetic Spectrum

The Electromagnetic Spectrum Answers

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1
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What is the difference between a mechanical wave and an electromagnetic wave?

A
A mechanical wave travels through empty space, while an electromagnetic wave travels through matter.
B
A mechanical wave has a short wavelength, while all electromagnetic waves have long wavelengths.
C
A mechanical wave has a high frequency, while all electromagnetic waves have low frequencies.
D
A mechanical wave travels through matter, while an electromagnetic wave travels through empty space.
2
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X-raysradio waves✔ infraredgamma rays

A
X-rays
B
radio waves
C
infrared
D
gamma rays
3

Infraredgamma raysmicrowaves✔ visible light

A
radio waves
B
gamma rays
C
ultraviolet rays
D
infrared
4

infrared✔ gamma raysradio wavesvisible light

A
radio waves
B
gamma rays
C
ultraviolet rays
D
infrared
73620

⇒ gamma

Answer:

73620

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