Across
- 2. one of the large landmasses of the earth
- 3. lift up from the earth, as by geologic forces
- 5. the movement or study of the movement of the earth's crust
- 7. the accumulation of matter deposited by some natural process
- 12. the bottom of a sea or ocean
- 15. movement of the edge of one tectonic plate under another
- 17. the branch of geology that studies rocks and land forms
- 19. a geological process that causes a bend in a stratum of rock
- 20. a logarithmic scale of 1 to 10 formerly used to express the magnitude of an earthquake or the basis of the size of seismograph oscillations
- 22. the amount per unit size
- 25. an increase in the density of something
- 26. (physics) force that produces strain on a physical body
- 29. (plate tectonics) a hypothetical continent including all the landmass of the earth prior to the trassic period when it split into laurasia and gondwanaland
- 30. transfer of heat caused by molecular motion in liquid or gas
- 34. molten rock in the earth's crust
- 36. movement resulting from or causing deformation of the earth's crust
- 39. the formation of crystals
- 42. the lower layer of the crust
- 43. a stress that produces an elongation of a physical body
Down
- 1. the transmission of heat or electricity or sound
- 4. the part of the earth consisting of the crust and mantle
- 6. the gradual movement of very large land masses
- 8. a valley with steep sides
- 9. the central part of the earth
- 10. a crack in the earth's crust
- 11. alter the shape of (something) by stress
- 13. a crack in the earth's crust resulting from displacement
- 14. a geological fault in which one of the adjacent surfaces appears to have moved horizontally
- 16. a rigid layer of the earth's crust
- 18. the exertion of force to a surface
- 21. a hypothetical continent that (according to plate tectonic theory) broke up later into north america and europe and asia
- 23. an instrument for measuring movements of the ground
- 24. the outer layer of the earth
- 27. the atmospheric layer between the stratosphere and the thermosphere
- 28. a geological fault in which the upper side appears to have been pushed upward by compression
- 31. a hypothetical continent that (according to plate tectonic theory) broke up later into india and austrailia and africa and south america and antartica
- 32. the relatively shallow seabed surrounding a continent
- 33. vibration from underground movement along a fault plane
- 35. the layer of the earth between the crust and the core
- 37. a gradual sinking to a lower level
- 38. an inclined fault in which the hanging wall appears to have slipped downward relative to the footwall
- 40. a long steep-sided depression in the ocean floor
- 41. relating to or associated with heat