Water is essential for all living things. It is found in sources like rivers, lakes, oceans, and underground. Rivers are formed when water from rain and snowmelt flows over land and joins together in streams that become larger rivers, eventually flowing into oceans.

1. WATER

2. Sub topic:
Sources of water
Importance of water
Formation of river

10. https://diksha.gov.in/tn/play/content/do_31
28684815005122561277?contentType=Resour