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ELECTROMAGNETIC WAVES
Lesson 3 - Page 1

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VISIBLE WAVE SPECTRUM

PROBLEM: 
What is the difference between coherent and incoherent light?

 HYPOTHESIS:

 MATERIALS: 
Laser, flashlight, lens set

 Describe what happens to the light when you direct laser and flashlight light through the lens listed below.  Describe the differences between the laser light and the flashlight

TYPE OF LENS

LASER LIGHT

FLASHLIGHT

Double Concave    
Convex Concave    
Plano Concave    
Double Convex    
Plano Convex    
Meniscus    

CONCLUSION:
(Is there a difference between laser and flashlight light?)

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