Longshore drift
The name of the process that moves sand in a zig zag down the beach
Longshore drift
What is an artificial reef constructed of?
Blocks, sand bags, rocks, old tyres, shipwrecks
Are groynes built parallel or perpendicular to the beach?
Perpendicular
The bit of a wave that goes up the beach
Swash
Is a beach erosional or depositional?
Depositional
The landform that is likely to form due to longshore drift
Spit
How many artificial reefs are there on the Gold Coast?
2
Which process to groynes disrupt?
Longshore drift
The part of a wave that goes back into the ocean
Backwash
Is a cave erosional or depositional?
Erosional
Waves recede (go back to the ocean) at which angle to the beach?
Right angle
What is the purpose of an artificial reef?
To make waves break before they hit the shore and absorb some of their energy
Which types of beaches do groynes contribute to forming
Wide, healthy ones
The process of taking away sand/rock due to wind/water
Erosion
Is a stack erosional or depositional?
Erosional
The force that determines the direction of longshore drift
Wind direction
What else can artificial reefs be used for besides coastal protection?
Surfing and a habitat for marine animals
What is like a groyne but built parallel to the beach?
Rock wall
The process of leaving sand in a place
Deposition
Is a dune erosional or depositional?