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Transcript
Volcanoes Plate Tectonics Icons key: For more detailed instructions, see the Getting Started presentation. Flash activity. These activities are not editable. Accompanying worksheet. 1 of 5 Printable activity. Teacher’s notes included in the Notes Page. Useful web links. © Boardworks Ltd 2012 What is a volcano? A volcano is an opening, or vent, in the earth’s surface. Volcanic vent This opening allows molten lava to erupt through it and solidify as igneous rock. Other materials are also ejected. What happens beneath the surface to cause an eruption? 2 of 5 © Boardworks Ltd 2012 Inside a volcano 3 of 5 © Boardworks Ltd 2012 Cross section of a volcano 4 of 5 © Boardworks Ltd 2012 Cross section of a volcano 5 of 5 © Boardworks Ltd 2012
