Across
- 5. lateral movements of continents
- 6. magnetic polarization acquired by the minerals in a rock
- 7. linear feature that exists between two tectonic plates that are moving away from each other
- 9. actively deforming region where two tectonic plates of the lithosphere move toward one another and collide
- 11. change in a planet's magnetic field
- 14. process by which collision of the earth's crustal plates results in one plate's being drawn down
- 15. theory that all of the continents were once one super continent
Down
- 1. process in which new ocean floor is created as molten material from the earth's mantle rises
- 2. Wegeners Theory
- 3. an instrument for measuring the intensity of a magnetic field
- 4. portion of motion of a tectonic plate
- 8. when two plates move beside each other
- 10. sliding plate force is a proposed mechanism for plate motion in plate tectonics
- 12. a line on an isotope ratio diagram
- 13. linear-shaped lowland between several mountain ranges