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Electromagnetic Waves(Ch. 13)

·      Are made by vibrating electric charges

·      Can travel through space

o    They do not need a medium

·      As frequency increases, wavelength decreases

o    low frequency = long wavelength

o    High frequency = short wavelength

·      Light is a wave and also a particle

o    Light is carried by photons

The range of electromagnetic wave frequencies is called the…

Electromagnetic spectrum

 

 

 


Radio Waves

Microwaves

Infrared wavers

Visible light

Ultraviolet waves

X-Rays

High Frequency,

Low Wavelength

 
Gamma Rays