The Earth
The Earth formed over 4.6 billion years ago out of a mixture of dust and gas around the young sun.
Earth has three layers: the crust, the mantle, and the core. The crust is made of solid rocks and minerals.
The Earths main layers
Earth is divided into three main layers. The dense, hot inner core (yellow), the molten outer core (orange), the mantle (red), and the thin crust (brown), which supports all life in the known universe.…
