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Teachers' Domain: Infrared Gallery

Teachers' Domain, Infrared Gallery,
 published October 21, 2005,  retrieved on April 2, 2009, http://www.teachersdomain.org/resource/ess05.sci.ess.earthsys.irgallery/

Electromagnetic Radiation - waves of energy generated by the acceleration of charges

 Electromagnetic Wave
Santa Barbara City College

NASA - Electromagnetic Waves

Charges "shake" off their energy

 in waves when they vibrate

Vibrating Charges &
Electromagnetic Waves
Physics 2000

3d Electromagnetic Wave
 - David M. Harrison

3d Electromagnetic Wave # 2
 - David M. Harrison

Electromagnetic Radiation

 - Wavelength and Frequency
Spectrum © W. Bauer

Conversion of a DICOM-format X-ray from a ten year old male showing polydactyly. This is the patient's left hand, posterior-anterior projection. Identifying tags and such have been stripped. en:User:Drgnu23, subsequently altered by Grendelkhan, Raul654, and Solipsist.

In the late 40's & early 50's, an x-ray unit was a common shoe store sales promotion device. They were finally banned in the US in 1970.    Source - Museum of quackery  Wikipedia

Meet the Pedoscope

Source - Museum of Quackery - Bob McCoy

Which wave has the
smallest wavelength?

(hint: most penetrating)

Gamma Rays, X-Rays

Which wave has the
smallest frequency?

Radio Waves

Which color has the
greatest wavelength?

Red

Smallest Wavelength?

Violet

Lasers, Frequency, &  Wavelength
Physics 2000

Sonar is used to map the oceans

Creative Commons Attribution 3.0 License

Modern Physics

Enrichment

Microwaves, Standing Waves