Electromagnetic spectrum

Front

Which electromagnetic waves have the highest frequencies and the shortest wavelengths? Options: microwaves, visible light, gamma rays

Back

gamma rays

Front

Which electromagnetic waves are used in ovens and cell phone communications?

Back

microwaves

Front

Which type of waves are used in broadcasting? Options: radio waves, infrared rays, x-rays

Back

radio waves

Front

Electromagnetic waves that help your body produce vitamin D are called?

Back

ultraviolet rays

Front

Which of the following has wavelengths longer than microwaves? Options: Infrared waves, Radio waves, Visible light

Back

Radio waves

Front

Which electromagnetic waves allow us to diagnose & treat cancer?

Back

Gamma rays

Front

List electromagnetic waves in order of increasing wavelength: X-rays, visible light, radio waves, gamma rays, microwaves, UV rays, infrared rays, radio waves, x-rays.

Back

Gamma rays, X-rays, UV rays, visible light, infrared rays, microwaves, radio waves

Front

Radar uses which type of electromagnetic waves to detect objects & measure their distance and speed? Options: microwaves, infrared rays, x-rays

Back

microwaves

Front

For an electromagnetic wave traveling through a vacuum, what happens to its speed as the frequency increases?

Back

Remains the same

Front

Which of the following is true about EM waves?

• Light is the only wave that humans can perceive.
• Radio waves are used in television broadcast.
• Gamma rays have the shortest wavelength.
• All of the above.

Back

All of the above.