Coastal Erosion and Coastal Landforms Quiz

What determines how quickly a cliff erodes?

• Number of tourists

• Type of rock and wave energy

• Color of the water

• Time of day

Which type of rocks form resistant cliffs and headlands?

• Clay and silt

• Sand and gravel

• Limestone, chalk, and granite

• Mudstone and shale

Which type of coastline experiences differential erosion forming bays and headlands?

• Uniform coastline

• Concordant coastline

• Discordant coastline

• Coastal plain

Why are headlands more exposed to erosion than bays?

• They are made of softer rock

• They are farther from the shore

• They stick out into the sea

• They receive less sunlight

Which wave process moves sediment up the beach at an angle?

• Backwash

• Solution

• Swash

• Erosion

What direction does the backwash move sediment?

• Upward at an angle

• Circular pattern

• Straight down due to gravity

• Sideways

The zigzag movement of sediment along a beach is called:

• Abrasion

• Hydraulic action

• Longshore drift

• Tectonic shifting

Which feature develops when a spit connects two headlands across a bay?

• Lagoon

• Tombolo

• Bar

• Saltmarsh

What forms behind a spit or bar where water is trapped?

• Arch

• Stack

• Lagoon

• Dune

Which coastal landform is found above the high tide mark and built by wind-blown sand?

• Sand bar

• Wave-cut platform

• Sand dune

• Headland