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When bubbles form in a liquid, which physical change is happening?

A. condensing
B. boiling
C. freezing
D. melting

User Niko Craft
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1 Answer

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B. Boiling

Bubbles often mean a substance is turning into a gas form. Because the bubbles are shown it means the liquid is turning into a gas and that is done through boiling. (Water is heated up until it becomes a gaseous vapor)
User RohitPorwal
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