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Author Question: A fast-moving ball is more easily seen if it is A) red. B) orange. C) yellow-green. D) ... (Read 18 times)

Kikoku

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A fast-moving ball is more easily seen if it is
 
  A) red.
  B) orange.
  C) yellow-green.
  D) green-blue.
  E) violet.

Question 2

What color is fully transmitted in common window glass?
 
  A) red
  B) yellow
  C) green
  D) blue
  E) all of the above



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wuly

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Answer to Question 1

Answer: C

Answer to Question 2

Answer: E




wuly

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