Think of a basin as a giant bowl. Just like how a bowl can hold water, a basin is a big, natural area that collects rainwater and snow. This water flows down from the mountains and hills into rivers and lakes. It’s like how water drips down the sides of your cereal bowl and gathers at the bottom.
Imagine the earth wearing a giant hat. When it rains, the water slides off the hat and collects in the basin below. This is how rivers and lakes get their water. The basin is the place where all the water comes together, just like how your toy cars might gather in one spot on the floor after you push them.
Now, picture a sponge. When you pour water on it, the sponge soaks it up. A basin works similarly; it gathers water from rain, and this helps plants and animals to grow. So, a basin is like nature’s way of keeping everything hydrated and happy, just like how you drink water to stay healthy and strong.