extra credit

4. A long cylinder of ice obtained from drilling through ice caps
5. An area along a river that forms from sediments deposited when the river overflows its banks
6. a single large landmass broke up into smaller land masses
10. new oceanic lithosphere form when magma rises
11. bending tilting and breaking of earth crust
12. The trace of remains of an organism that lived long ago

1. difference in density may be vertical, circular, or cyclical
2. The weather conditions in an area over a long period of time
3. earthquakes and mountain building.
7. lithospheric plate moves beneath another plates
8. The process by which wind, water, ice, or gravity transport soil and sediment from one location to another.
9. The process in which material is laid down