sebe - Crossword Labs

2. major fracture of the earths crust in extreme western north America.
4. a type of igneous rock that forms when lava cools.
6. the outer most and solid layer on earth
9. a chian of valcanoes that runs around the earth.
12. the part of the mantle that's the outermost layer of earth that's made of tectonic plates.
13. a landform that rises above its surroundings
15. a narrow deep hole in the ocean floor
17. part of the mantle made out of the oceanic crust.
18. two or more big rocks the erupt lava out of it
20. part of the core that's a solid layer
21. the structure of earths crust

1. sudden shaking of the ground
3. made up of the crust and upper mantle
5. semi solid layer of Earth's upper mantle
7. a place two tectonic plates slide against each other
8. a lowland area that forms when tectonic plates move apart
10. part of the core that is a liquid layer
11. a place where two tectonic plates move apart
14. a erupting rock the lava comes out of
16. a place where two tectonic plates move towards each other
19. a geological processes that occurs when one tectonic plate move beneath another, sinking into the earths mantle