The diagram below shows how electricity is generated in a hydroelectric power station. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The diagram shows a hydroelectric

power

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station and the way electricity is generated. In general, water comes to the generator from the river in the day and after some levels, it turns turbines so that generator in there produces the service. As can be seen from the diagram, the water from the river, which is stored behind the dam in the High-level reservoir, is the main character of

this

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process.

Firstly

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, it enters the flow through the intake under the dam in the day, after it passes it reaches the

power

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station where electricity is generated, there are reversible turbines that the liquid turns them and they operate the generator, and after that, water goes to the low-level reservoir. After processes in the

power

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station, the electricity is

leaded

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led

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to the national grid through the

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lines. At night the process is reversed, and the reversible turbines are used to pump the liquid back into the high-level reservoir, and

at the end

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, the intake behind the dam is closed until it is opened the next day.