Monday, 25 March 2013

Volcanoes


                     Volcanoes                                                               




Volcanoes are land forms (usually mountains)

The biggest volcano is Mauna loa in Hawaii.

There are 1510 volcanoes around the world and 80 or more in the sea.

The location where 2 plates meet under the Crust is called a plate boundary, the majority of the world’s active volcanoes occur along the plate that is usually called the Ring of fire.

Magma is hot rock under the Crust, its called lava when it comes out and gets runnier.

Basalt is a type of rock that can heat up to 1000 – 1265 degrees C.

IO the moon of Jupiter has the most volcanoes.

The deadliest volcano in the histroy was Tanbora in Indonasia. 92000 people dies when it erupted in 1815.

Stay awar from volcano eruption.

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