The diagram below shows how geothermal energy is used to produce electricity. Summarise the information by selecting and reporting the main feartures, and make comparisons where relevant.

The illustration presents the process of producing

electricity

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by using geothermal energy.

Overall

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,

This

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process takes advantage of the difference in temperature between the terrestrial surface and the inside of the earth to gain energy by using

water

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as a medium. The natural energy is converted by the mechanical steam machine to

finally

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create

electricity

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.

First,

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the cold

water

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is pumped down to the injection well underground which is around 4.5 kilometres from the surface. The

water

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is transported and boiled by the hot rocks through the geothermal zone where the temperature is hot from the injection well to the production well.

Next,

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the hot

water

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is pumped up to the condenser where the

water

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is transformed into vapour.

Then

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, The vapour goes into the turbine

that is

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powered by steam to generate power for the

electricity

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generator. After that, the generator produces an electric magnetic field to produce

electricity

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. Eventually, the

electricity

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Is moved to the electrical post to distribute the

electricity

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for house use.