T3 CH2 Water — Science STD 6 — Question

1. Water cycle is a continuous process.
2. It is also called the hydrological cycle.
3. The stages are

1. Evaporation :
Water from oceans, lakes, ponds and rivers evaporates due to the heat of the Sun.
2. Condensation:
Water vapour which enters into the atmosphere by evaporation moves upward with air, gets cooled and changes into tiny water droplets that form clouds in the sky.
3. Precipitation:
Millions of tiny droplets collide with each other to form large droplets. The air around the clouds is cool these drops of a waterfall in the form of snow or rain.