EM Spectrum

Cell phones and televisions use this type of EM wave.  It has the longest wavelength with the lowest frequency.

• radio wave
• tv wave
• Gamma wave
• ultra violet

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

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

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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. 
• energy is cancelled out

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NGSS.HS-PS4-1

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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NGSS.HS-PS4-4

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

• ultraviolet light
• x-rays
• gamma rays
• infrared rays

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These are the waves that are used to penetrate solids and are used to create medical images.

• visible light
• gamma rays
• x rays
• microwaves

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NGSS.HS-PS4-5

The type of wave that DOES NOT need a medium to travel through

• mechanical
• electromagnetic

The type of wave with the shortest wavelength and highest frequency.  This type of wave is extremely harmful.

• radio
• infrared
• gamma
• x ray

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

The type of EM wave that is used to cook food.  It has a higher frequency than radio waves.

• radio
• microwave
• gamma
• visible light

Tags

NGSS.HS-PS4-5

This color has the shortest wavelength

• Indigo
• red
• Yellow
• violet

Tags

NGSS.HS-PS4-1