Matching Pairs GeosphereOnline version Layers of the Earth. Rocks and minerals. Changes in landscape by Ainhoa Gonzalez 1 It is a rock formed by magma when it cools down. 2 When changes happen in landscapes caused by internal forces. 3 Material that forms the mantle. 4 Layer made up of liquid metals. 5 Rocks formed by other types of rocks that change under high temperatures and preasure. 6 Solid material made up of more than one mineral. 7 Rock made by particles of rock and organic materials after years of preasure. 8 When men change landscapes by building or farming. 9 The most external layer of the Earth. Where we live. 10 Layer made up of solid metals. The most internal layer. 11 The middle layer of the Earth. Made up of magma. Natural changes Outer core Inner core Rock Crust Artificial changes Magma Mantle Metamorphic rock Sedimentary rock Igneous rock