More From Things You Didn't Know About. The delicious scourge of anyone with a peanut allergy, Five Guys Burgers and Fries hit the scene in 1986 as a Virginia-based family business and soon exploded into a serious national chain with more than 1000 locations.
A dam is a big wall to stop water getting through to certain places. It is also used to irrigate water, and some dams, to make hydroelectricity. Hydroelectricity is electricity that comes from water. It is a environment friendly way of getting energy or power. Dams are, of coarse, found mostly on rivers though always on water of some kind. Some are huge and some are smaller.
They also store water for fighting fires and can help control floods. Dams also give us hydroelectric power! U.S. dams provide almost 10% of the nationâs power needs. Hydropower is a renewable source of electricity that is friendly to the environment.