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Author Question: Polaroid sunglasses help when skiing on snow on a sunny day by reducing the sunlight from the snow. ... (Read 76 times)

darbym82

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on: Jul 28, 2018
Polaroid sunglasses help when skiing on snow on a sunny day by reducing the sunlight from the snow. This light from the snow has been polarized by:
 a. optical activity.
  c. reflection.
  b. selective absorption.
  d. double refraction.

Question 2

An interval of one Celsius degree is equivalent to an interval of:
 a. one Fahrenheit degree.
  c. 5/9 Fahrenheit degree.
  b. one kelvin.
  d. 5/9 kelvin.


xiaomengxian

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

B


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