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Who discovered that exposing certain silver compounds to light altered their appearance? a Louis Daguerre b Johann Heinrich Schultz c Henry Fox Talbot d Alhazen
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Who discovered that exposing certain silver compounds to light altered their appearance?

a Louis Daguerre
b Johann Heinrich Schultz
c Henry Fox Talbot
d Alhazen

User Philnext
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Answer: Johann Heinrich Schultz

Explanation: In 1727, German Johann Heinrich Schultze discovered that exposing certain silver compounds to light altered their appearance and left marks wherever the light touched.

User Tornike Kurdadze
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