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