| A | B |
| deformation | bending, tilting, and breaking of the earth's crust |
| isostasy | balancing the forces after the crust gains weight |
| strain | result from stress change in shape or volume |
| folding | permanently deformed without breaking |
| anticline | one type of folding-upcurved |
| syncline | one type of folding-downcurved |
| monocline | one type of folding-dipping bends in horizontal layers |
| fracture | no movement in rocks along either side of a break |
| fault | when rocks so move along the side of a break |
| fault plane | surface of a fault |
| mountain range | a group of adjacent mt.s with the same general shape and structure |
| mountain system | a group of adjacent mt. ranges |
| mountain belts | many mt. systems put together |
| plateaus | large areas of flat-topped rocks high above sea level |
| grabens | fault-block mt.s form long, narrow valleys called ________ |
| dome mountains | seperate high worn away peaks |
| fault-block mountain | tilted block mt.s |