BILINGUAL SECTIONS - ESO3-D

Some web sites that can help you to complete your Powerpoint Slideshow about Hydroelectricity and the energy transformation steps.

http://www.daviddarling.info/encyclopedia/H/AE_hydroelectric_power.html

http://www.green-trust.org/hydro.htm

http://en.wikipedia.org/wiki/Itaipu

http://www.solar.coppe.ufrj.br/itaipu.html

http://en.wikipedia.org/wiki/Water_turbine

http://www.daviddarling.info/encyclopedia/P/AE_Pelton_turbine.html

http://en.wikipedia.org/wiki/Pelton_wheel