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

The illustrations demonstrate a power station that generates

electricity

from

wave

power.

Overall

, the

air

left behind from the

wave

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

show examples

cliff or sea wall. Interestingly,

although

the production has two phases, the

turbine

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

wave

in. The

air

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

column

.

This

activates the turn of the

turbine

which generates

electricity

. It is obvious that the

air

also

leaves the

column

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

air

from outside is not derived from the

wave

hitting the cliff, the

air

can travel inside the

column

in order to generate

electricity

.

It is clear that

the

turbine

needs

turning

Change the verb form

to turn

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in the same direction as it does when the

air

from the

wave

comes up the

column

. In conclusion, the

air

pressure is essentially used for turning the

turbine

to generate

electricity

. The

air

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

column

, which enables the continuity of

electricity

production.