Which of the following is a property of electromagnetic waves?

• They require a medium to travel through.

• They can travel through a vacuum.

• They are longitudinal waves.

• They have varying speeds in a vacuum.

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NGSS.HS-PS4-3

NGSS.HS-PS4-4

Explain how the wavelength and frequency of electromagnetic waves are related.

• They are directly proportional.

• They are inversely proportional.

• They are unrelated.

• They are equal.

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NGSS.HS-PS4-1

Identify the electromagnetic wave with the longest wavelength.

• Gamma rays

• X-rays

• Radio waves

• Ultraviolet rays

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NGSS.HS-PS4-1

Describe the position of visible light in the electromagnetic spectrum.

• It is at the beginning of the spectrum.

• It is in the middle of the spectrum.

• It is at the end of the spectrum.

• It is not part of the spectrum.

Which type of electromagnetic wave is used in medical imaging to view bones?

• Radio waves

• Microwaves

• X-rays

• Infrared waves

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NGSS.HS-PS4-1

NGSS.HS-PS4-5

What is the primary difference between ultraviolet waves and infrared waves in terms of energy?

• Ultraviolet waves have less energy than infrared waves.

• Ultraviolet waves have more energy than infrared waves.

• They have the same energy.

• Energy levels depend on the medium.

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NGSS.HS-PS4-1

NGSS.HS-PS4-3

Which electromagnetic wave is primarily used for communication in mobile phones?

• Gamma rays

• X-rays

• Radio waves

• Ultraviolet rays

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NGSS.HS-PS4-1

NGSS.HS-PS4-5

Analyze the impact of increasing frequency on the energy of electromagnetic waves.

• Energy decreases as frequency increases.

• Energy remains constant as frequency increases.

• Energy increases as frequency increases.

• Energy is not related to frequency.

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NGSS.HS-PS4-1

NGSS.HS-PS4-3

Which of the following is NOT a type of electromagnetic wave?

• Sound waves

• Microwaves

• Infrared waves

• Gamma rays

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NGSS.HS-PS4-3

Evaluate the use of infrared waves in everyday technology.

• They are used in X-ray machines.

• They are used in remote controls.

• They are used in microwave ovens.

• They are used in radio broadcasting.

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NGSS.HS-PS4-5