Coastal Geography Quiz

Sand and pebbles left behind by the sea is called deposition

Waves washing up a beach at an angle carrying the sand is called swash.

When gravity returns the waves straight back out to sea it is called backwash.

The zigzag movement of sand carried by waves along the coast is called Longshore Drift.

A stretch of sand formed by longshore drift when the coast changes direction is called a Sand spiT.

What Sand bar is formed when a sand spit reaches all the way across a bay.

A Salt marsh Develops in the sheltered environment behind the spit or sandbar.

The stagnant lagoon water which is trapped behind a sand bar is infilled by deposition.

When a sandspit connects to an island it forms a Tombolo/Causeway.

A change in prevailing wind/wave direction and can develop a hooked or curved end on a sandspit.