Question
Mon February 25, 2008 By:

what is atmospheric refraction? how we can say that a chick manage to awake early in the morning?

Expert Reply
Tue February 26, 2008

Atmospheric refraction is the phenomenon of bending of light on passing through eath's atmosphere.

Their retina has cones in excess, which are sensitive to bright light only and because of this chicks manage to awake early in the morning.

Rgds

Physics Expert

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