Front

an area of low land between hills or mountains

Back

Front

a (usually) rounded elevation of Earth's surface that is smaller and lower than a mountain

Back

hill

Front

a channel of water joining two larger bodies of water

Back

strait

Front

a large crack or deep valley with steep walls formed by a river or earthquake

Back

canyon

Front

a large stream of water flowing to a larger body of water such as a channel or ocean

Back

river

Front

a landmass surrounded by water on three sides

Back

peninsula

Front

a long narrow inlet of the sea between steep cliffs created by glacial activity

Back

fjord

Front

an elevation of Earth's surface that rises high above the surrounding land

Back

mountain

Front

a large, flat-topped hill or mountain with steep sides

Back

plateau

Front

a triangular area of sediment found at the mouth of a river

Back

delta