Khan Academy
Compositional and Mechanical Layers of the Earth, Cosmology and Astronomy
Sal details the chemical and mechanical composition of the Earth's crust, mantle, and core layers—a substantial addition to your geology or earth science lecture.
Fuse School
Structure and Composition of the Earth
Why is Earth different from other planets? What makes it so special, anyway? It's only fitting to delve into how the "parent" rock was formed in the first installment of a seven-part series about rocks and rock formation. Amateur...
SciShow Kids
Could I Dig a Hole Through the Earth?
Why can't we dig through to the other side of the Earth? There are many layers and lots of heat, so the job is impossible. Watch a video that describes and explains each layer of the Earth.
Khan Academy
Plate Tectonics: Difference Between Crust and Lithosphere, Cosmology and Astronomy
Explore the tectonic plates that make up the surface of our Earth and their movement, as well as the terminology of the Earth's structure.
Khan Academy
Khan Academy: Plate Tectonics: Structure of the Earth
Explains in more detail the different layers that make up the structure of the Earth. [9:33]
Incorporated Research Institutions for Seismology
Iris: Layers of the Earth
This animation explores the 3 main layers of the Earth and tells how they were discovered, what they are, and how the crust differs from the tectonic (lithospheric) plates. [6:20]