Kendile's Cross Word Puzzle

1. the portion of motion of a tectonic plate that can be accounted for by its subduction
2. the study of magnetic record in rocks
5. a large elongated depression with steep walls formed by the downward displacement of a block of the earth's surface between nearly parallel faults or fault systems
6. A supercontinent that included all the world's landmasses
7. theory that Earth's outer shell is divided into several plates that glide over the mantle
9. a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged
11. a type of fault whose relative motion is predominantly horizontal in either direction
14. a line on a diagram or map connecting points relating to the same time or equal times

1. a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge
3. two tectonic plates move toward one another and collide
4. is the process that takes place at convergent boundaries by which one tectonic plate moves under another tectonic plate and sinks into the mantle
8. Wegner's hypothesis
10. a linear feature that exists between two tectonic plates that are moving away from each other
12. sliding plate force is a proposed mechanism for plate motion in plate tectonics
13. measures small changes in magnetic fields