Question

what is the difference between bridge and Dam

Answer 1

Bridge is constructed over the Rivers where as dams are constructed at the rivers for the storage of water which directs and slow down the flow of water.

Answer 2

Bridge is a structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc. whereas dam is a barrier constructed to contain the flow of water or to keep out the sea.

Hope this helps:)