1. What does LASER Stand for? 
2. To discuss how lasers work 
      Assignment: Write a short description of how Lasers work. 
3. describe the Phet Laser simulator 
https://phet.colorado.edu/sims/cheerpj/lasers/latest/lasers.html?simulation=lasers
4. To look at applications of lasers 
     Assignment: Describe the applications of lasers 
     a. Medicine – Operations  
     b. Ophthalmology – Optometry 
     c.  Astronomy – Adaptive Optics 
     d. Surveying 
     e. Communications 
     f.  Industry – Robots with lasers – Welding, etc. 
     g. defense 
5.  Watch the following videos and write a short summary about each video 
How Lasers Work 
How a Laser Works

https://video.search.yahoo.com/search/video?fr=mcafee&p=how+lasers+work+youtube#id=3&vid=543f6ccdf1ba790152d4beb971c612b8&action=click
https://video.search.yahoo.com/search/video?fr=mcafee&p=how+lasers+work+youtube#id=6&vid=5adc7c0a5cc957f5b11ab74094eda268&action=click
https://video.search.yahoo.com/search/video?fr=mcafee&p=how+lasers+work+youtube#id=1&vid=353b79a4679f0dc67e8be38e4acf837e&action=click

Lasers
Defense applications
https://www.youtube.com/watch?v=YzfQv3BLB8o

1 Minute 35 seconds

Photoelectric Effect
4 Minutes

Photoelectrci Effect Simulator
14 Minutes

Photoelectric Effect 6 Minutes

Photoelectric Effect 3 Minutes

How Lasers Work
Laser Simulator

Einstein “ Lasers

Lasers explained Parts one and two

The Ruby Laser