The diagrams below show the design for a wave-energy machine and its location. Summarise the information by selecting and reporting the main features and make comparisons where relevant. You should write at least 150 words.

The diagram illustrates a wave

energy

machine

which can be used to generate electricity. It mainly consists of top and bottom chambers which are designed to operate

according to

the motion of the

waves

. The top chamber has distinctive equipment

such

as

electricity

Correct article usage

an electricity

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generator and

turbine

, which is essential for the operation of the

machine

. The bottom chamber is the place where the

waves

are entered into the

machine

. The

machine

starts operating when the

waves

enter

into

Change preposition

apply

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the lower chamber, where the water levels change. The upward airflow

due to

the changed water levels hits the

turbine

and the

turbine

starts rotating.

This

is accompanied

with

Change preposition

by

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a downward airflow from the top of the

machine

. As the

turbine

rotates the electricity generator generates electrical

energy

by transforming kinetic

energy

from

turbine

rotation into electrical

energy

.

This

machine

has two location options. In places with small

waves

, a low output can be generated with

a

Correct the article-noun agreement

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comparatively low installation costs. But in places where large

waves

are abundant, the

machine

can be installed to obtain a high output of electrical

energy

.

Eventhough

Correct your spelling

Even though

, the output is high the installation cost is relatively high in

this

option.

Therefore

, a suitable option should be selected based on the location.