Matching Pairs Activity 2 - Social -Match sentencesOnline version Une con flechas. by Raquel Heras Almendros 1 The atmosphere 2 The hydrosphere 3 The mantle is 4 The Earth has three 5 The crust is the 6 The geosphere 7 The core is 8 The geosphere has three layers: core, mantle and crust. is the layer made of water. is the layer of air that surrounds the Earth. is the layer made of rock. the thickest part. land over which we live. layers: geosphere, hydrosphere and atmosphere. the hottest part.