How many minutes of complete darkness does it take to reach maximum visual sensitivity?
A)12 to 15 minutes
B)15 to 20 minutes
C)20 to 25 minutes
D)30 to 35 minutes

Name: How many minutes of complete darkness does it take to reach maximum visual sensitivity? A)12 to 15 minutes B)15 to 20 minutes C)20 to 25 minutes D)30 to 35 minutes
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Question

Quizplus · Accepted Answer

It takes about 30 to 35 minutes of complete darkness for the human eyes to reach maximum visual sensitivity, as the rods in the retina fully adapt to low light conditions.

How Many Minutes of Complete Darkness Does It Take to Reach