The sphere on Earth that contains mountains, valleys, and other landscapes is the geosphere. The geosphere refers to the rocky solid portion of the Earth's surface, including the mountains, valleys, plains, and all other landforms. It comprises the Earth's crust, mantle, and core. To find this answer, you can refer to your knowledge of the Earth's spheres and their characteristics. The geosphere primarily consists of rocks, minerals, and landforms, making it the sphere responsible for shaping the Earth's surface.
