The diagram below gives the information about the Hawaiian island chain in the centre of the Pacific Ocean.

The diagram illustrates the process of volcano development and provides information about the geography of the Hawaiian

island

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chain

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.

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, it can be observed that the Hawaiian

island

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chain

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is prone to frequent volcanic eruptions. In detail, the

island

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chain

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is made up of eight major islands- Niihau, Kauai, Oahu, Lanai, Molokai, Maui, Kahoolawe and Hawaii. Hawaii stands at approximately 100 km wide, which makes it the largest

island

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in the

chain

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. The ocean that surrounds all the islands in the Pacific Ocean is supported by solid dense rocks at the bottom. Above

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rock lies the Pacific tectonic plate, which shifts towards the north-western direction at a rate of 7 to 9 centimetres every year.The eruption process begins around 2883 km beneath the ocean's solid rock, at which the 'hot spot' spume remains static.

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is

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followed by the magma spume, which occurs at the same level as the tectonic plate.

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this

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process, a young volcano develops, resulting from the many eruptions that occur over time. It is

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interesting to note that the oldest volcano in the

chain

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dates back to 80 million years.