Khan Academy
Plate Tectonics—Geological Features of Convergent Plate Boundaries
Recap divergent and convergent boundaries with a video on plate tectonics. After discussing the circumstances surrounding subduction at oceanic and continental plates versus subduction at two oceanic boundaries, the video explains the...
Khan Academy
Plate Tectonics: Evidence of Plate Movement, Cosmology & Astronomy
Need a video to accompany your lecture on plate tectonics? Sal summarizes clues that certain parts of the world may have once been connected. Use the video as part of one lecture or break it up over several lessons.
TED-Ed
Why Do Buildings Fall in Earthquakes?
There are few natural phenomena as startling as an earthquake, and depending on the building you're in, these experiences can be downright terrifying. Follow along as this video explores the factors that determine how a building reacts...
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.