IGCSE Tectonics Study Guide Test 2024.
IGCSE Tectonics Study Guide Test 2024. Crust - CORRECT ANSWER outer layer of the earth Mantle - CORRECT ANSWER layer of molten rock under the crust Constructive boundary - CORRECT ANSWER The boundary between 2 sections of crust being dragged apart seismometer - CORRECT ANSWER instrument that measures vibrations in the earth collision boundary - CORRECT ANSWER 2 continental crusts crashing into each other conservative boundary - CORRECT ANSWER 2 sections of crust sliding past each other Tsunami - CORRECT ANSWER large wave often triggered by earthquakes under the sea Vent - CORRECT ANSWER the passage in a volcano through which the magma travels up Continental crust - CORRECT ANSWER least dense crust made from granite Oceanic crust - CORRECT ANSWER heavier, denser crust made of basalt pyroclastic flow - CORRECT ANSWER very hot fast moving cloud of ash and steam and that races down the slopes of volcanoes Lava - CORRECT ANSWER molten rock when it is outside the volcano Magma - CORRECT ANSWER molten rock when it is still inside the volcano
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