PBS
Lava Lake Tectonics
Do you enjoy spending the day at the lake? Maybe not an active lava lake! Viewers watch the fascinating movement of crust on top of molten magma as part of a larger series exploring the story of Earth. Comparisons to tectonic plates...
Be Smart
Why Does The Earth Have Layers?
How is the Earth like an onion? In this video from PBS Digital Studios, viewers first learn the different layers of Earth and their properties. In addition, they hear how these layers came about, starting with the Big Bang theory and the...
Crash Course
Nitrogen and Phosphorus Cycles: Always Recycle! Part 2
We wish you a happy, healthy, and phosphorus school year! A video explains the importance of getting the nutrients that are needed and focuses on the nitrogen and phosphorus cycles. It includes discussions on the importance of...
TED-Ed
The Pangaea Pop-up
The amazing animation for a video on continental drift is comprised of the pages of a sophisticated pop-up book, The Moving Earth. As the pages turn, your earth scientists discover the tectonic plates of the lithosphere and the...
Khan Academy
Structure of the Earth
Salman Khan delves into the layers of the Earth. He provides names and general numbers about depths and composition.
Khan Academy
Plate Tectonics: Geological Features of Divergent Plate Boundaries
Sal explains the mechanism of crust lift developing at hot spots. The density changes at that point, continuing to cause depressions. The depressions and thinner layers fill with water, resulting in a flooded rift valley.
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.