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Japan has volcanoes because it lies on the edge of the Pacific tectonic plate which is being shoved under the Asian plate. As the Pacific plate descends. the increasing heat causes the rock to melt and volcanoes to erupt.
The pacific plate :)
Pacific plate and north american plate
The Pacific plate is sliding past the North American plate.Both move in same direction, but the Pacific plate is moving faster.The result is earthquakes now and then-but no volcanoes.
In the pacific plate. Mostly around the area known as the Pacific Ring of Fore. 70% of the world's earthquakes and volcanoes happen in the Pacific Ring of Fire which is located in the Pacific Plate.
the 'ring of fire' that surrounds the pacific plate.
Those are referred to as the Ring of Fire.
Hawaii is situated broadly in the centre of the Pacific plate. It has volcanoes because it sits on a particularly thin part of that plate which allows for magma from below the plate to rise and come to the surface.
The pacific plate moves towards the northwest. the plate moves the older volcanoes with it and so the hot spot produces new volcanoes.
The pacific plate pushes up against the plates surrounding it; thus creating volcanoes.
pacific
The Pacific Ocean. The Ring of Fire is a group of volcanoes. The pacific tectonic plate.