What is the term used to describe artificial, structures that are developed for protection against the sea?

Exposed coastal rocks take a battering from which type of wave?

What is a barrier between the sea and the land called?

Which type of sea wall is more effective at reflecting waves and reducing overtopping?

What is often added to a sea wall to give it extra stability?

The recurved face of a sea wall reflects the wave back out to sea. What does this do to the next wave?

What is the term for a wooden or stone structure built into the sand, that looks like a fence or a wall?

On which part of the beach are groynes situated?

At what angle to the beach are groynes built.

Approximately how far apart are groynes built?

On which side of a groyne does sediment transported by longshore drift, build up?

What other method of beach management is used in conjunction with groynes, to make them particularly effective?

What type of beach is a more effective buffer as it absorbs the waves energy, reducing the impact of the waves upon the sea wall?

What is the term for a steel wire-mesh cage that is filled with pebbles or rocks?

What hard engineering method involves the use of thousands of tonnes of huge boulders, to act as barrier between the land and the sea?

What is sometimes placed in front of a cliff to give it stability and reduce risk of landslides?

What is term for a hard engineering structure that traps sediment, transported by longshore drift?

Which of the following is NOT a type of hard engineering?

What part of the sea wall rotates the wave backwards, so that some of its energy is reflected back out to sea?

What is another name for rock armour?

What type of material is used in rock armour?

What is the broad term for the replacement of lost sediment on beach?

What is the term that describes the controlled retreat of the coastline?

What type of hard engineering will eventually become vegetated and merge into the landscape?

Which type of hard engineering may disrupt longshore drift starving beaches further along the coast of sediment?