Across
- 4. forms after weathering and erosion when sediments compact and cement
- 6. name of the ancient supercontinent when it was all one landmass
- 8. new oceanic crust is formed as tectonic plates pull apart and magma rises
- 10. large, rigid pieces of the earths lithosphere that move and interact with each other along plate boundraries
- 11. instruments used to measure and record seismic waves
Down
- 1. the semi-fluid layer of the mantle where convection currents happen
- 2. rock formed when lava or magma cools or hardens
- 3. includes the crust and upper part of the mantle, and is divided into tectonic plates
- 5. where tectonic plates slide past each other. causes eathquakes
- 7. hot material rises, cooler materials sink. it drives plate tectonics
- 9. located between the mantle and outer core