The interior structure of the Earth is layered in spherical shells, like an onion.
These layers can ... The rocks of the crust fall into two major categories – sial and
The Earth consists of four concentric layers: inner core, outer core, mantle and
crust. The crust is made up of tectonic plates, which are in constant motion.
The Four Layers. The Earth is composed of four different layers. .... What are the
two main metals that make up the outer and inner core? 4. Describe in your own
Aug 30, 2016 ... The four main layers of the Earth are the crust, mantle, outer core, and the inner
core. The planet earth was formed about 4.5 billion years ago, ...
V. Planet Earth A. Main Layers of the Earth. Picture. 1. Three MAIN layers a. Core:
metallic, made of iron & nickel b. Mantle: semi-solid rock c. Crust: rigid, brittle ...
The earth is divided in to four layers:CRUST, MANTLE, OUTER CORE and
INNER CORE. ... Echo-sounding techniques are used to explore the Earth's crust.
Sep 21, 2016 ... The Earth's layers, showing the Inner and Outer Core, the Mantle, and Crust. ...
To the Mayans, the world was flat, and at it corners, four jaguars ...
Jan 18, 2010 ... Earth has a diameter of about 12,756 km (7,972 mi). The Earth's interior consists
of rock and metal. It is made up of four main layers: 1) the inner ...
The earth is in some ways like a giant jaw breaker. It is composed of several
layers: the crust, the mantel, and the core. CRUST. What comes to mind when
The four layers of the Earth are called the inner core, the outer core, the mantle
and the crust. In addition, there are two different types of crust. The continental ...