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