Dynamic Earth

3. a layer of the earth that is a fluid layer
6. is a wave motion in a solid medium where the medium
8. is a fracture along which the blocks of crust on either side have moved relative to one another parallel to the fracture
10. a tectonic boundary where two plates are moving away from each other
11. underwater mountain system formed by plate tectonics
12. a layer of the earth that powers the movement of the tectonic plates of the Earth's crust
13. Transform boundaries are places where plates slide sideways past each other
15. A tectonic boundary where two plates are moving away from each other and new crust is forming from magma that rises to the Earth's surface between the two plates

1. a longitudinal earthquake wave that travels through the interior of the earth and is usually the first conspicuous wave to be recorded by a seismograph.
2. the transfer of heat by the mass movement
4. a geologic fault in which the hanging wall has moved downward relative to the footwall
5. a map using a representation of relief usually using contour lines
7. a method for comparing the dimensions of the physical quantities
9. A geologic fault in which the hanging wall has moved upward relative to the footwall
14. it is a record of the ground motion at a measuring station as a function of time