The diagram illustrates how house designs differ according to climate.

The diagram illustrates how

house

designs differ

according to

climate

. The most noticeable difference between houses designed

fir

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for

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warm and cold temperatures is in the shape of the roof. The designs

also

differ with regard to the use of insulation and the

windows

. We can tell that the warm

climate

house

has a peak in the middle and roof overhangs to shade the

windows

.

By contrast

, the cool

climate

house

has a high-angled roof, which allows sunshine to enter the room through the window. The insulation and reflective materials are applied to keep the heat out in warm climates,

whereas

insulation and thermal building materials are used to reduce the heat loss to keep the room warm.

In addition

, the warm

climate

house

has

windows

in two sides which are shaded from the sun,

while

the cool

climate

house

has one window only which faces the direction of the sun. More significant, by opening the two

windows

at night, the

house

designed for warm climates can be ventilated.