Relier Pairs Types of Barriers VocabularyVersion en ligne Click on the box to match the correct term and definition. par Stephanie Muniz 1 sand dune 2 sea wall 3 levee 4 dam 5 sand bags a barrier that blocks flowing water or sends it in a new direction. a wall built to protect land along the coast from erosion and flooding from the sea a bank built along a river to prevent flooding bags filled with sand a hill of sand near an ocean or in a desert that is formed by the wind