Cross Section Of The Earth

The cross section of the earth is a visualization of the composition of the earth in geological terms.
Cross section of the earth. A cross section of the earth showing the sub surface layers that are being mapped. The thin parts are the oceanic crust which underlie the ocean basins 5 10 km and are composed of dense iron magnesium silicate igneous rocks like basalt the thicker crust is continental crust which is less dense and composed of sodium potassium aluminium silicate rocks like granite. You need five different colours of playdough a piece of dental floss a board or tray to work on some toothpicks a pencil scissors paper and some tape.
Cross section of earth dam with 10 m depth cut off earth s interior geos 306 lecture 13 mineralogy of the earth and its core what are the layers of earth what is the contribution of seismology to earth structure simplified cross section of the earth according to hirose2 cross section of the earth showing. Dashed lines marked s are shear waves. Cross section of the earth this cross section of the earth is a really easy and effective activity to explore the earth s layers and was quite a hit in our home.
Most human experience of the earth is limited to the surface however with the deepest human endeavor made in 2012 to depths of 11 km in the mariana s trench. The paths curve because the different rock types found at different depths change the speed at which the waves travel. The earth s crust ranges from 5 70 kilometres 3 1 43 5 mi in depth and is the outermost layer.