How does heat speed up evaporation of water?

Question

I know how evaporation works in general, water molecules escaping and such… but I can’t for the life of me figure out how heat makes that process faster

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Answer 1

Entropy! Water “wants” to be a gaseous. There’s two ways it does it; you bring it to 100°C, and it becomes steam, or it absorbs energy from around itself and becomes water vapour over time. More heat is more energy available is more vapourisation.

A Level chemistry blew my mind when we did this.