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S8P4.c

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Cornea   The transparent of the front of the eye; covers both the iris and the pupil; also helps refract light.  
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Pupil   A hole that controls the amount of light that enters the eye by adjusting in size.  
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Iris   THe part of the eye that adjusts the size of the pupil; provides characteristic eye color.  
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Lens   A transparent object that refracts light waves such that they converge or diverge to create an image.  
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Convex Lens   A lens that is thicker in the middle than at the edges.  
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Retina   Structure at the back of the eye upon which the lens form an image.  
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Optic Nerve   Eye structure that transmits information about an image formed on the retina to the brain.  
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Electromagnetic Spectrum   All of the frequencies or wavelengths of electromagnetic radiation.  
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Radio Waves   Electromagnetic waves that have the longest wavelength, lowest frequency, and least amount of energy.  
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Microwaves    
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Infrared Light    
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Visible Light    
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Ultraviolet Light    
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X-Rays   Electromagnetic waves with short wavelengths, high frequencies and high energy that can  
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Gamma Rays   The shortest electromagnetic waves that have the highest frequencies and highest energy.  
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Created by: DiamondDollaBill
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