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Coal, oil and gas are called "fossil fuels" because
they have been formed from the organic remains of
prehistoric plants and animals.

Very large amounts of electricity can be generated in one
place using coal, fairly cheaply.
· Transporting oil and gas to the power stations is easy.…

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We've used the Sun for drying clothes and food for
thousands of years, but only recently have we been able to
use it for generating power. The Sun is 150 million kilometres
away, and amazingly powerful. Just the tiny fraction of the
Sun's energy that hits the Earth (around…


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