The diagrams below show how sand dunes are formed

These graphs represent the formation process of

sand

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dunes which is found more in deserts in comparison to other areas.

Overall

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, the process is starting because of the wind

that is

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collecting amounts of

sand

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with it.

As a result

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, it ends with accumulated

sand

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in the

ground

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which is called

sand

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dunes.

Firstly

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, the first diagram shows that the wind, that comes from the west direction, will bring the

sand

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particles with it to the

ground

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. These particles will stick on the

ground

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whether it is dry or wet

ground

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. After that, the

sand

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atoms will begin to set over each other to increase the thickness of collected

sand

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particles. In the third diagram, the

sand

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is becoming accumulated day by day

due to

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the different movements of wind which will cause

at the end

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of the process the

sand

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dunes which are an amazing natural scene everyone can see.