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