Eventually, the rate of condensation equals the rate of evaporation, and the water molecules go back and forth between the liquid and the gas. Explain that the animation moves up through a sample of ...

Let the models sit for about 15 minutes. During that time, have a class discussion about evaporation and condensation. It evaporates into the air. Show the animation Evaporation. Explain that water ...

This short film can be used to introduce pupils to the water cycle - including evaporation, condensation and precipitation. You could mediate the playback of the film to pause and develop ...

This change is called condensation. The process can be reversed again if we warm up the liquid. Oh hang on. Time to get out of here I think. You really should of locked that door.