alluvium: mixture of sand, silt and clay that is left by rivers to form fertile soil

archipelago: a large group of small islands separated by relatively shallow seas in between

buckling: when something bends under great pressure

denudation: lowering of landforms due to action of rivers, wind, glacier and wa

deposition: a process in which layerS of a substance form gradually over a period of time

erosion: the process by which the surface of land or rock is gradually damaged by water wind etc. and begins to disappear

faulting: cracking of the Earth's crust due to tensional forces

folding: the buckling of the rock layers of the Earth's crust due to forces of compression toward each other

lava: rock in the form of hot liquid that comes out from the vent of a volcang and fows on the surface of the Earth

Summit: the top of a mountain

tableland: flat-topped highland with steep sides

tensional forces: pulling forces within the Earth's crust

terraces: long, broad steps cut on the slopes to facilitate crop cultiy

traversed: to move over or across an area

vent: a hole in the Earth's surface through which lava or gas comes ut

volcanit: connected with a volcano

weathering: the change in appearance of the surfacer of the rain, glaciers, rivers, and soon / breaking down af rocks due to agents of denudation