Waves and the EM Spectrum Test Review

Front

What are X-rays used for?

Back

X-rays are used for medical imaging to diagnose health issues in bones and teeth.

Front

What are electromagnetic waves that you can see?

Back

Visible light.

Front

What type of wave has the shortest wavelength and highest frequency, and is extremely harmful?

Back

Gamma rays.

Front

What waves carry information to your TV and radio?

Back

Radio waves.

Front

What type of EM wave is used to cook food?

Back

Microwaves.

Front

What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all types of electromagnetic radiation, from radio waves to gamma rays.

Front

What is the relationship between wavelength and frequency in electromagnetic waves?

Back

Wavelength and frequency are inversely related; as wavelength decreases, frequency increases.

Front

What is the speed of light in a vacuum?

Back

The speed of light in a vacuum is approximately 299,792 kilometers per second (or about 300,000 kilometers per second).

Front

What are radio waves used for?

Back

Radio waves are used for communication, including broadcasting radio and television signals.

Front

What is the difference between ultraviolet rays and visible light?

Back

Ultraviolet rays have shorter wavelengths than visible light and can cause skin damage.