Longshore Drift and Spit Formation (7-5)

Front

Prevailing wind is the main _________ of the wind.

Back

direction

Front

What are waves moving up a beach called?

Back

Swash

Front

What are waves moving down a beach called?

Back

Backwash

Front

Swash moves up the beach at the same angle as the __________.

Back

prevailing wind

Front

What angle does backwash move down the beach?

Back

90

Front

Longshore drift involves waves transporting sediment in a __________ pattern along the beach.

Back

zig-zag

Front

When waves deposit sediment off the edge of the coast, what is formed?

Back

A spit

Front

Waves lose energy and deposit sediment because they collide with the flow of a __________.

Back

River