Write a report for a university, lecturer describing the information shown below. Summarise the information by selecting and reporting the main features and make comparisons where relevant.

These pictures

shows

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show

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the composition of a solar panel and how it is used for heating

water

and

air

.

Overall

, from the

picture

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,picture

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it can be seen that the

process

is quite easy and except

of

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for

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the solar panel the sun is needed.

Therefore

, there is one slight difference between

heating

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the heating

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process

of

air

and

water

. The solar panel consists of a

box

on the top of which a transparent cover is placed, an inlet on the left side of the

box

where the cold

air

or

water

flows into the

box

and the outlet from which the heated material exits. The difference between solar panels for the

air

and

water

is that during the heating

process

of

water

,

the

Correct article usage

an

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additional pipe will be needed which will connect the

enter

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entry

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with the exit. The

process

itself consists of the flow of

water

or

the

Correct article usage

apply

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air

through the inlet into the

box

where elements are heated by sun rays which

falls

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fall

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on the transparent top of the

box

and

then

the heated product comes out through the outlet into the facility where it is needed.