Understanding Coastal Processes and Features

What percentage of the Earth's surface is covered by water?

• 50%

• 90%

• 85%

• 71%

What is the area between high and low tide called?

• Bay

• Headland

• Shore

• Spit

What type of wave is responsible for forming beaches?

• Destructive wave

• Seismic wave

• Tidal wave

• Constructive wave

What is the process called when sediment moves along the shore due to wind and waves?

• Corrosion

• Erosion

• Sedimentation

• Longshore drift

What coastal feature is formed by longshore drift carrying sediment into the ocean?

• Riprap

• Spit

• Bay

• Groyne

Which erosion process involves rocks striking together?

• Attrition

• Corrosion

• Abrasion

• Hydraulic action

What is the purpose of a groyne in coastal management?

• To create waves

• To trap sediment

• To erode beaches

• To prevent flooding

What is a riprap used for?

• To protect against erosion

• To form a spit

• To create a bay

• To enhance wave action

Why is ocean-front real estate often expensive?

• Due to lack of infrastructure

• Due to high erosion risk

• Because of its scenic views and leisure opportunities

• Because it is far from cities

What historical function did the pier built in 1914 serve?

• Military base

• Fishing port

• Deep-water wharf and tourist attraction

• Residential area