energy Flashcards
(9 cards)
How do power cuts happen ?
damage to the wires on the national grid
what do the cooling towers do ?
they cool the gas into water so no water is wasted
are fossil fuels made from dead animals dead plants or both ?
both
what does non renewable mean ?
will run out/ not able to use again
name 3 fossil fuels
coal, oil and natural gas
what can we do to save or fossil fuels
your thoughts..
how long did it take for fossil fuels to be made thousands of years hundreds of years or millions of years
millions
when coal is burnt what does it let out which is bad for the planet
cO2/ carbon diyoxyde
how does coal make electricity
Coal is burned to heat water and produce steam. This steam propels the blades of a turbine. This is attached to a generator, which produces electricity.