The Nature of Electromagnetic Waves

Select the correct order of waves on the EMS 

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
• Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
• Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
• Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

Which has the LONGEST wavelength and, therefore, the lowest frequency/energy

• Gamma Rays
• Radio Waves
• Visible Light
• Infrared rays

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Which of the following electromagnetic waves is given off as heat? 

• Radio Waves
• Infrared Rays
• Visible Light
• Gamma Rays

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How are electromagnetic waves different from other waves? 

• They have very short wavelengths 
• They transmit energy instead of matter 
• They can travel through a vacuum 
• They can change direction by reflection 

Which of the following electromagnetic waves has the lowest energy?

• gamma ray
• infrared wave
• visible light wave
• microwave

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Airport security is an example of _________.

• infrared rays
• radio waves
• x-rays
• gamma rays

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EM waves are always____________

• Transverse
• Compression
• Longitudinal
• Seismic

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NGSS.HS-PS4-1

Cell phones, televisions and radios use ______radiation

• radio wave
• tv wave
• Gamma wave

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The speed of light (radiation) is _________km/second.

• 3,000
• 300
• 300,000

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Wavelength and Frequency are related in that...

• they are always the same
• when one increases, the other decreases (inversely proportional)
• no correlation
• they are both confusing

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