Curated category
Plate tectonics
- VolcanoA vent in the crust of Earth allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. Most volcanoes form where tectonic…
- Thrust faultA break in the Earth's crust pushes older rocks above younger rocks along a plane dipping 45 degrees or less. This specific angle distinguishes thrust faults…
- Plate tectonicsThe rigid outer shell of Earth, known as the lithosphere, fractures into seven or eight major plates that move across a softer layer beneath.