eli5 – How can the human body be composed of 70% water when it feels and behaves like any other solid?

Question

eli5 – How can the human body be composed of 70% water when it feels and behaves like any other solid?

In: 18

Answer 1

Suppose you have a huge metal water tank filled with water. You can probably get pretty close to 100% water by volume. But the tank is solid, and will feel very much like a solid if you hit it.

From the outside you can’t immediately tell that the tank is mostly water.