Cover of The Day Water Changed Its Mind
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Physical ScienceStates of matter

The Day Water Changed Its Mind

By Vaishnavi Renduchintala · Ages 8-15 PDF Book Free

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When a puddle vanishes, ice melts, and steam curls from a mug, two curious kids uncover the day water changed its mind—learning how heat and cold turn water from solid to liquid to gas and back again.

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🔬 Science Element

Water can exist as a solid (ice), liquid (water), or gas (water vapor). Adding heat makes ice melt and liquid water evaporate; removing heat makes water vapor condense and liquid water freeze. These phase changes happen because water particles move faster with heat and slower when cooled.

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