Jul 6, 2020
5 min read
Is it possible to run on a liquid?
The traditional view is solids can support stress — you can walk on a solid, whereas liquids cant. Why is this? It’s because atoms in solids act as springs. When you apply a certain force on a spring, it recoils back with the same force. Think about jumping on a mattress or a trampoline — the harder you jump down, the equivalently large force that pushes you upward.
