Why does wetting most surfaces result in that surface appearing darker?

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• Asked by aidan_davis
• on 2010-06-21 10:22:10

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Categories: Domestic Science.

Tags: water, Surface, dark, wetting, darker, darken.

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Why do things appear darker against a light background and lighter against a dark background?

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• Asked by paigetheoracle
• on 2010-06-16 08:24:07

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Categories: Planet Earth.

Tags: birds, lighter, darker, background.

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