How to find in a web how water pump works & its cross sections?

a picture of a water pump and its parts,picture of cross section of a water pump %26amp; how water pump worksHow to find in a web how water pump works %26amp; its cross sections?Here's how the water pump works.

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Here's where you can look up a water pump.

http://www.partsamerica.com/ProductList.How to find in a web how water pump works %26amp; its cross sections?My suggestion is go and search in the website howstuffworksHow to find in a web how water pump works %26amp; its cross sections?A pump is a device used to move liquids, or slurries. A pump moves liquids from lower pressure to higher pressure, and overcomes this difference in pressure by adding energy to the system (such as a water system). A gas pump is generally called a compressor, except in very low pressure-rise applications, such as in heating, ventilating, and air-conditioning, the equipment is known as fans or blowers.