In one to two sentences, explain a similarity and a difference between the particles in liquid water at 100ºC and the particles in steam at 100ºC

7th grade level please.

1 answer

A similarity between the particles in liquid water and steam at 100ºC is that both are made of water molecules. However, a difference is that the particles in liquid water are closer together and can slide past each other, while the particles in steam are farther apart and move freely as gas.