Aqueduct

Aqueduct, AK wuh duhkt, is an artificial channel through which water is conducted to the place... More >>

Ground water

Ground water is water beneath the surface of the earth. It is the source of water for wells and... More >>

Reservoir

Reservoir is a place where large quantities of water are stored to be used for irrigation, power... More >>

Water meter

Water meter is a device that measures the volume of water that flows through a pipe or a large... More >>

Water power

Water power is a valuable source of energy. When such fuels as coal, oil, and even nuclear fuels... More >>

Water softening

Water softening is a method of removing from water the minerals that make it hard. Hard water... More >>

Water wheel

Water wheel changes the energy of falling water into mechanical energy that can be used for... More >>

Well

Well is a hole in Earth from which a fluid is withdrawn. Water wells are the most common type.... More >>