Electromagnetic Waves

Electromagnetic waves are examples of

• transverse waves

• longitudinal waves

• mechanical waves

• ocean waves

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This picture is an example of a

• longitudinal wave

• transverse wave

• i do not know and do not wish to answer.

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A short wavelength is equal to

• a low frequency

• slow wave speed.

• a high frequency

• I do not know and do not wish to answer.

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#1 refers to the

• wavelength

• amplitude

• crest

• trough

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#3 refers to the

• wavelength

• amplitude

• crest

• trough

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Which wave has the highest frequency?

• 1
• 2
• 3
• 4

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An example of a wave with a short wavelength, high frequency, and high energy is a 

• X-ray
• Microwave
• Visible light wave
• Infrared wave

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What waves have the lowest energy? 

• Gamma rays
• Visible light waves
• Radio waves
• X rays

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Which color has the longest wavelength?

• Yellow

• Red

• Green

• Purple

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Match the following

• It is used in thermal imaging

• Microwaves

• Has the highest energy of all electromagnetic radiation and is the most damaging to human tissue

• Radio waves

• Has the longest wavelengths and the lowest frequency

• Gamma Rays

• Used in cell phone communication and police radar systems

• UV rays

• Overexposure to this can result in sunburns and skin cancer

• Infrared rays

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