The Laser

Essay specific features

 

Issue:

Science

 

Written by:

Michael M

 

Date added:

May 7, 2012

 

Level:

University

 

Grade:

B

 

No of pages / words:

4 / 980

 

Was viewed:

9603 times

 

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Essay content:

These make up the visible part of the electromagnetic spectrum. Light is made up of particles, called PHOTONS, which travel in waves. The difference in the colour depends on the wavelength of the light. Violet light has the shortest wavelength while red has the longest. There are other parts of the electromagnetic spectrum which includes infra-red, radar, television radio and micro- waves (past red on the spectrum), and on the other end of the spectrum are the other invisible radiations, ultra- violet, X rays, micro waves and gamma rays...
displayed 300 characters

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There are other parts of the electromagnetic spectrum which includes infra-red, radar, television radio and micro- waves (past red on the spectrum), and on the other end of the spectrum are the other invisible radiations, ultra- violet, X rays, micro waves and gamma rays. The wavelength of the light is important to the subject of the laser...
displayed 300 characters

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