River and Types of Mouths (Match correctly)

Matching exercise

Match the items on the right to the items on the left.
It is a valley of a river that is inundated by the sea
It is a valley of a glacier that is inundated by the sea
It is a continuous current of water
It is the mouth of a river where the sea enters into the river
It is the accumulation of sediments at the mouth of a river.