The diagrams show a structure that is used to generate electricity from wave power.

The illustrations demonstrate a power station that generates

electricity

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from

wave

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power.

Overall

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, the

air

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left behind from the

wave

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and from outside is in fact the main factor used for the process of production. The structure has to be built on

the

Correct article usage

a

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cliff or sea wall. Interestingly,

although

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the production has two phases, the

turbine

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must turn in the same direction only. The structure's chamber is built in the seawater to let the

wave

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in. The

air

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left behind from waves that hit the cliff or sea wall travels up the

column

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.

This

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activates the turn of the

turbine

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which generates

electricity

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. It is obvious that the

air

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also

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leaves the

column

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to the outside atmosphere. Figure B reveals that despite the fact that the

air

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from outside is not derived from the

wave

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hitting the cliff, the

air

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can travel inside the

column

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in order to generate

electricity

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.

It is clear that

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the

turbine

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needs

turning

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to turn

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in the same direction as it does when the

air

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from the

wave

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comes up the

column

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. In conclusion, the

air

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pressure is essentially used for turning the

turbine

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to generate

electricity

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. The

air

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comes from the chamber of the structure and from the top of the

column

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, which enables the continuity of

electricity

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production.