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

The diagram illustrates how electricity is produced with the geothermal system. The process begins with the extraction of rock and

then

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the processation of it.

Firstly

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, it needs to pump down cold

water

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in the ground, which is stored on the floor. The injection of

water

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into the geothermal zone triggers chemical reactions, causing cold rocks to become hot rocks.

Then

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, these rocks begin to form hot

water

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,

therefore

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it is pumped up to the condenser. In the condenser is stored the hot

water

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and it goes to the turbine, where it turns on. When the turbine takes action it starts to produce energy and

this

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power goes to the generator and after it converts energy into electrical activity. In conclusion, the production of geothermal activity uses the power of

water

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to break stones.

This

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cycle shows how we can produce energy from raw materials.