Because of the pressure and the temperature of the earth.
The physics and the formation of the Earth.
They allow us to study the history of Earth and study deeper layers of it. It also creates igneous rocks which are fun to look at!
to learn about it
nothing
Geologists
Anthropology
Stratigraphy.
Geology
Study and use visuals, make it engaging
How do temp auteur and pressure change as you go deeper into earth
Severals methods are all combined to give the scientist info on the layers of the Earth. For example they study the influence of the earth on orbits of the moon and other planets (mass distribution of the earth, mass density). They study the way seismic waves go through the earth which gives knowledge of layers. They use wave to sound. They examine sample of earth.
- By using seismic waves .