Relier Pairs Earthquakes & VolcanoesVersion en ligne Revision of Year 4 Geography (Term 3 2017/2018) par Choi Ming Jiun 1 Suddenly they slip past each other 2 Pressure builds up as 3 Active volcano is 4 The Earth's Crust 5 The Earth's Core 6 A volcano begins as 7 The Earth's Plates 8 When hot and runny rocks comes out of a volcano it is called 9 Hot and runny rock under the surface of the Earth is called 10 When the volcano erupts, 11 The edges of the plates sometimes 12 Earthquake is like a drawer which has stuck 13 There are even more volcanoes under the sea 14 The Mantle 15 Dormant volcano or sleeping volcano is 16 When the Earth's plates meet, 17 Extinct volcano is A layer of solid rock beneath the soil The outer core made of hot liquid iron with some nickel they usually slide past each other. volcano that is erupting or can still erupt. magma. the plates push against each other. The solid plates float on the molten rocks of the mantle underneath. lava. has not erupted for at least 10000 years. stick together and cannot move. forms a new island. the land above shakes violently. a hole or crack in the Earth's crust. volcanoes that have not erupted for a long time. have to tug it hard then suddenly it gives way with a jolt. molten rock, smoke,dust, ashes and gases escape through the opening. A very thick layer of hot rocks
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