Light Review-3

The electromagnetic waves with wavelengths slightly shorter than visible light are ____.

• infrared waves

• ultraviolet waves

• microwave

• gamma rays

Which portion of the electromagnetic spectrum includes the entire range of light that can be detected by the human eye? 

• ultraviolet light
• visible light
• infrared light
• x-rays

If the wavelength of an electromagnetic wave is longer, what is true about the energy? 

• Energy is higher.
• Energy is lower. 
• Energy is not dependent on wavelength. 

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Which part of the electromagnetic spectrum has high enough energy to cause damage to eyes and skin, and sometimes even cancer? 

• infrared light
• visible light
• ultraviolet light
• microwaves

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Which of the following electromagnetic waves has the highest energy? 

• radio waves
• microwaves
• infrared light
• visible light

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Cancer can be treated with_______________waves.

• Penicillin
• Radio
• Infrared
• Gamma

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