Electromagnetic Spectrum

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What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all types of electromagnetic radiation, which includes visible light, radio waves, X-rays, and more.

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Which waves are not part of the electromagnetic spectrum?

Back

Sound waves are not part of the electromagnetic spectrum.

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What is the relationship between wavelength and frequency?

Back

As the wavelength increases, the frequency decreases, and vice versa.

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NGSS.HS-PS4-1

Front

What happens to wavelength as frequency increases?

Back

The wavelength decreases.

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What is the frequency of infrared waves?

Back

The frequency of infrared waves is approximately 10^12 Hz.

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What type of wavelengths do high frequency waves have?

Back

High frequency waves have short wavelengths.

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What are radio waves?

Back

Radio waves are a type of electromagnetic radiation with long wavelengths and low frequencies, used for communication.

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Front

What is visible light?

Back

Visible light is the portion of the electromagnetic spectrum that can be seen by the human eye.

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Front

What are X-rays used for?

Back

X-rays are used in medicine to view the inside of the body, as they can penetrate soft tissues.

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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 (km/s).

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