When Does A Liquid Become A Solid?

9 January 2018, 16:01 | Updated: 9 January 2018, 16:27

Ice
Picture: N/A

Mystery Hour Question

At what point does a liquid become a solid?

Steve, Oxford.

ANSWER
Name: Calum, Liverpool.

Qualification: Chemical Engineering student.

Answer: There is no one answer to this question! A liquid become a solid when its viscosity is 0. This is different for every substance. There is no period of transition and no point when something is more solid than liquid. It is either one or the other.

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