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Author Question: The principal refraction of light by the eye occurs at the A) cornea. B) lens. C) sclera. D) ... (Read 40 times)

bobthebuilder

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on: Jul 27, 2018
The principal refraction of light by the eye occurs at the
 
  A) cornea.
  B) lens.
  C) sclera.
  D) iris.
  E) retina.

Question 2

The critical angle for a beam of light passing from water into air is 48.8. This means that all light rays with an angle of incidence greater than this angle will be
 
  A) absorbed.
  B) totally transmitted.
  C) partially reflected and partially transmitted.
  D) totally reflected.
  E) totally polarized.


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asdfasdf

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Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

D


bobthebuilder

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Reply 2 on: Jul 27, 2018
Gracias!

Sarahjh

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Reply 3 on: Yesterday
Wow, this really help

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