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Author Question: The closest object that a typical young person with normal vision can focus on clearly is closest to ... (Read 36 times)

lindiwe

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on: Jul 29, 2018
The closest object that a typical young person with normal vision can focus on clearly is closest to
 
  A) 1 cm.
  B) 10 cm.
  C) 25 cm.
  D) 50 cm.
  E) 75 cm.

Question 2

A blue photon
 
  A) has a smaller wavelength than a red photon and travels with the same speed.
  B) has a smaller wavelength than a red photon and travels with a greater speed.
  C) has a longer wavelength than a red photon and travels with the same speed.
  D) has a longer wavelength than a red photon and travels with a greater speed.


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Brenm

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

A


lindiwe

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Reply 2 on: Jul 29, 2018
Excellent

blakcmamba

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Reply 3 on: Yesterday
:D TYSM

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