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The absolute threshold for human vision is the ability to see a candle from _______ miles away on a dark night.
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Apr 9, 2019
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The absolute threshold for human vision is the ability to see a candle from _______ miles away on a dark night.
Biology
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Shashank Agrawal
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The absolute threshold for human vision is the ability to see a candle from 30 miles away on a dark night
Poul Kruijt
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Apr 14, 2019
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Poul Kruijt
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According to McBurney and Collings, the average threshold for human vision is a candle flame seen from _______ mile(s) on a dark, clear night. a) 30 miles b) 2 miles c) 1 mile d) 10 miles
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