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Author Question: A person can see well close up, but cannot do so in the distance. To correct this, lenses that are ... (Read 65 times)

natalie2426

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on: Jul 28, 2018
A person can see well close up, but cannot do so in the distance. To correct this, lenses that are _____ having a _____ refractive power could be used.
 a. thicker at their center than at the edges, positive
  b. thicker at their center than at the edges, negative
  c. thinner at their center than at the edges, negative
  d. thinner at their center than at the edges, positive

Question 2

Which of the following colors is scattered most readily by small particles in the air?
 a. green
  c. yellow
  b. blue
  d. red


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briezy

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

C

Answer to Question 2

B


natalie2426

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Reply #2 on: Jul 28, 2018
Thank you!


briezy

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Reply #3 on: Jul 28, 2018
Always glad to help...


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