tectonics plates

2. fault Where tectonic plates slide horizontally past each other
6. that continents are in constant motion on the surface of the earth
8. new oceanic crust forms along a mid-ocean ridge and older oceanic crust moves away from the ridge
10. An area of many fractured pieces of crust along a large fault
11. A state in which magnetized objects would reverse direction and orient themselves to point geographically south
12. A curved line of volcanoes that forms parallel to a plate boundary
14. magnetized objects, such as compass needles, will orient themselves to point geographically north

1. all continents that were once connected as a supercontinent
3. The magnetic field_____directions
4. Are deep underwater troughs created by one plates subducting under another plate at convergent plate boundary
5. Mountain ranges in the middle of the ocean
7. parallel ridges that form where blocks of crust move up or down along faults
9. Are made of layers of rock that are folded
13. When large regions rise vertically with very little deformation form