Earth crust meaning

Understanding the composition and structure of our planet is fundamental to grasping the forces that shape our world, from earthquakes and volcanoes to the slow drift of continents.

What is crust

One of the most critical components of this structure is the Earth’s crust, the outermost solid shell that we inhabit. While we may feel like we’re standing on a solid and immovable foundation, the crust is surprisingly thin compared to the Earth’s overall dimensions.

This article will delve into the fascinating details of the Earth’s crust, exploring its thickness, composition, and the variations that exist across our planet.

What Exactly is the Earth’s Crust?

The Earth’s interior is broadly divided into three main layers: the crust, the mantle, and the core.

The crust is the outermost layer, composed of solid rock and soil. It’s a relatively thin shell compared to the mantle and core, which lie beneath it. Think of an apple; the skin represents the crust, while the fleshy part and core represent the mantle and core, re

how thick is the earths crust in kilometres

how thick is the earths continental crust in km