Across
- 4. magnetic polarization acquired by the minerals in a rock at the time the rock was deposited or solidified.
- 5. pole is near the geographic North Pole and sometimes near the South Pole in Antarctica.
- 6. a line on an isotope ratio diagram denoting a suite of rock or mineral
- 7. subsea chasm extending along the crest of a mid-ocean ridge
- 8. is a process that occurs at mid-ocean ridges
- 9. states that Earth's lithosphere is broken into many pieces tectonic plates
- 11. The molten magma that rises at a mid-ocean ridge is very hot and heats the rocks around it.
- 12. the lateral movement of continents resulting from the motion of crustal plates.
- 13. is the process that takes place at convergent boundaries
Down
- 1. is the portion of motion of a tectonic plate that can be accounted for by its subduction.
- 2. are measurement instruments used for two general purposes
- 3. is a linear feature that exists between two tectonic plates that are moving away from each other.
- 10. a major geologic discontinuity or suture marking the juncture of lithospheric plates that have been joined by plate tectonics.