Plains<span> occur as lowlands along the bottoms of </span>valleys<span> or on the doorsteps of mountains, as coastal </span>plains<span>, and as plateaus or uplands. In a </span>valley<span>, a </span>plain<span> is enclosed on two sides but in other cases a </span>plain<span> may be delineated by a complete or partial ring of hills, by mountains or cliffs.</span>
Answer: it gives water
Drinking, cooking, electricity or hydroelectricity
We can use it to grow food or use it in hydroponics
We can filter it into drinking water
This photo has facts about that info on it