Earth's Interior
The Earth's interior is a lot more complicated than you might think. The interior of the Earth is filled with hot, solid rock that makes up about 80 percent of the planet's mass. The remaining 20 percent is a mixture of water, minerals and gases. The Earth's interior is divided into different layers―Crust, Mantle & Core. The crust is the outer layer of the Earth that surrounds its interior. The mantle is the thickest layer of the Earth's interior. The crust and upper mantle are made up of material that was once molten but cooled to form solid rock. The core is the third and innermost layer which comprises of inner core and outer core. Structure of earth: The Crust: ➤Crust is the outermost or uppermost layer of the Earth's rigid outer shell , where our everyday lives unfold. A thin layer of solid rock that forms the solid exterior of our planet. ➤ The crust is made up of two main types of rocks: igneous and sedimentary. It is made up of large rocks su