| A | B |
|---|
| anticline | an upfold in rock layers |
| continental margin | underwater part of the conteintal crust |
| dome mountain | a nearly circular folded mountain |
| fault-block mountains | mountains formed from blocks of crust that have been faulted |
| folded mountains | mountains formed when two plates carrying continental crust collide |
| joint | a crack or break in the bedrock along which no movement has occurred |
| mountain | a large mass of rock that rises a great distance above its base |
| normal fault | a fault in which the hanging wall moves down with respect to the footwall |
| reverse fault | a fault where the hanging wall moves up with respect to the footwall |
| strike-slip fault | a fault where the rocks on opposite sides of the fault plane move horizontally |
| syncline | a downfold in rock layers |
| thrust fault | a reverse fault in which the fault plane dips 45 degrees or less from the horisontal |
