The Electromagnetic Spectrum

Question 1

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

Revolt · Accepted Answer

A mechanical wave travels through matter, while an electromagnetic wave travels through empty space.

Question 2

Question 2

Revolt · Accepted Answer

gamma

Question 3

Use the drop-down menus to identify the electromagnetic waves.

Revolt · Accepted Answer

Compared to visible light, the wavelength of X-rays is and the frequency is .: shorter; Compared to visible light, the wavelength of X-rays is and the frequency is .: higher

Question 4

Use the drop-down menus to identify the electromagnetic waves.

Revolt · Accepted Answer

✔ radio waves; radio waves; Label C:: infrared; Label D:: visible light; Label G:: gamma rays

Question 5

X-raysradio waves✔ infraredgamma rays

Revolt · Accepted Answer

✔ infrared

Question 6

Infraredgamma raysmicrowaves✔ visible light

Revolt · Accepted Answer

✔ visible light

Question 7

infrared✔ gamma raysradio wavesvisible light

Revolt · Accepted Answer

✔ gamma rays

Question 8

✔ shorterlongerthe same

Revolt · Accepted Answer

✔ shorter; Compared to visible light, the wavelength of X-rays is and the frequency is .: shorter; Compared to visible light, the wavelength of X-rays is and the frequency is .: higher

Question 9

lower✔ higherthe same

Revolt · Accepted Answer

✔ higher

Question 10

Which are characteristics of electromagnetic waves? Check all that apply.They travel only through matter.Waves with a higher frequency have a shorter wavelength.Waves with a higher frequency have a longer wavelength.They all move at the same speed.They can travel through space.

Revolt · Accepted Answer

Waves with a higher frequency have a shorter wavelength.; They all move at the same speed.; They can travel through space.

The Electromagnetic Spectrum Answers

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