THE WATER CYCLE

1.- The Sun heats the water in the sea. The water evaporates and forms clouds.
2.- The wind moves the clouds. The clouds cool and then it rains or snows.
3.- The water falls into lakes and rivers.
4.- The water from the lakes and rivers goes to the sea. The cycle starts again.

Imagen obtenida del Banco de Imágenes y Sonidos del ITE