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procul

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procul

Light Energy

1. Given that a human eye receives 'photons' of light energy to 'see' and interpret a view in front of us - consider a room 10 foot x 10 foot x 8 foot high with no contents with a light cream coloured...
15:54 Mon 07th Dec 20091 answer, last by Androcles 16:39 Mon 07th Dec 2009

Only 1 question