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