1. Solid rock that makes up the Moon’s and Earth’s outermost layers.

3. A large body of rocky materials deposited at the edge of a glacier.

4. moraine

5. The downhill end of a glacier where glacial till and other debris are deposited.

6. terminus

7. The breaking down of rocks into smaller pieces.

8. weathering

9. A bend in layers of rock.

10. fold

11. A high landform with a flat top.

12. plateau

13. The removing of weathered rock.

14. erosion

15. A tall landform that rises to a peak.

16. mountain

17. The layer of rock below Earth’s crust.

19. A vibration caused by an earthquake.

20. seismic wave

21. The dropping off of eroded soil and bits of rock.

22. deposition

23. The liquid layer below Earth’s mantle.

25. Layers of the EARTH CRUST 5 to 25 miles thick and up to 1,600 F MANTLE 1,800 miles thick and up to 8,000 F OUTER CORE 1,400 miles thick and up to 11,000 F INNER CORE 800 miles thick and up to 13,000 F

26. A long narrow crack in Earth’s crust.

27. fault

28. An instrument that detects and records earthquakes. It shows seismic waves as curvy lines along a graph.

29. seismograph

30. A mountain that builds up around an opening in Earth’s crust.

31. volcano

32. A sphere of solid material at the center of the Earth.

34. A sudden shaking of the rock that makes up Earth’s crust.

35. earthquake