The Electromagnetic Spectrum

What does the changing motion of an electric charge produce?

• A) A sound wave

• B) A gravitational pull

• C) An electromagnetic wave

• D) A chemical reaction

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What is the entire range of electromagnetic waves with different frequencies and wavelengths known as?

• Electromagnetic Field

• Electromagnetic Spectrum

• Electromagnetic Energy

• Electromagnetic Force

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Which type of electromagnetic wave has the longest wavelength?

• Gamma Rays

• X-rays

• Radio Waves

• Ultraviolet Rays

Which type of electromagnetic wave is typically about the size of buildings to humans?

• Infrared

• Microwave

• Radio

• Visible

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NGSS.MS-PS4-2

Does the electromagnetic spectrum include visible light?

• Yes

• No

What is usually responsible for producing radio waves on Earth?

• Magnetic fields

• Electric charge moving in an antenna

• Sound waves

• Heat energy

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NGSS.MS-PS2-3

What is the characteristic of the frequency and energy of microwaves as used in microwave ovens?

• High frequency and high energy

• High frequency and low energy

• Low frequency and high energy

• Low frequency and low energy

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Which type of electromagnetic radiation has a wavelength shorter than visible light but longer than X-rays?

• Infrared

• Microwave

• Ultraviolet

• Radio

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What is the wavelength range for visible light as shown in the electromagnetic spectrum?

• 700 nm to 400 nm

• 1 mm to 30 cm

• 10 cm to 2 m

• 1 nm to 10 nm

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What is the primary use of microwaves?

• Cooking food

• Satellite communication

• Heating homes

• Medical imaging

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