With each other, They're known as the lithosphere, which can be about sixty miles (100 kilometers) thick on common, even though it is usually thicker at some areas. The lithosphere is split into several massive blocks referred to as plates. For example, the Pacific plate is beneath The full Pacific https://econopass.com/news/science-technology/earths-inner-core-rotation-slows-down-what-does-it-mean/