Generating Electricity Flashcards
In some power stations an energy sources is used to heat water…
The steam produced drives a turbine that is coupled to an electrical generator
Water and wind can be used for what
To drive turbines directly
Electricity can produced directly from what
The Suns radiation
I’m some volcanic areas hot water and steam rise to the surface….
The steam can be tapped and used to drive turbines
Geothermal energy
Small scale production of electricity may be useful in some areas , give an example
Hydroelectricity in remote areas and solar cells for roadside signs
Using different energy resources has different effects on enviroment
What are these effects
Release of substances into atmosphere
Production of waste materials
Noise and visual pollution
The destruction of wildlife habitats
Energy sources include
Fossil fuels which are burned to heat water or air
Uranium and plutonium when energy from nuclear fission is used to heat water
Biofuels can be burned to heat water
