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Question

Why are concentric circles formed on the surface of a watch glass after water is evaporated from it?


A

Water evaporates in a circular fashion.

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B

Water contains dissolved salts that are left behind in concentric circles after evaporation.

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C

Water does not completely evaporate when left on a watch glass.

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D

Water evaporates and condenses on the watch glass to form concentric circles.

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