Physical Processes on Coastal Landscapes

What is the process of waves moving up the beach on an angle?

• Land Wave

• Tidal Wave

• Swish

• Swash

What is Longshore Drift?

• When waves impact the shore creatign dangerous currents that can pull people off their feet.

• Longshore drift is the process of eroding the shoreline.

• Longshore drift is when the waves impact the shoreline at an angle but recedes out straight out eroding sediment from the shore.

• Longshore drift is when the waves impact the shore in large bursts creating erosion.

What is the wave that recedes back into the ocean called?

• back current

• receding wave

• Backsplash

• Backwash

What causes longshore drift?

• strong ocean currents

• La nina

• El Nino

• intense winds

What are the results of longshore drift ?

• Erosion

• spits

• Splits

• sharp coastline

What will happen to the coastline when longshore drift occurs for a long period of time?

• Steeper drop off as you walk out from the beach.

• Changes in the coastline.

• Long spits will form on the coastline changing the shape of the beach.

• The beach is destroyed.

What sort of weathering is this?

• Biological

• Chemical

• Water Layer

• Physical (freeze-thaw)

• Salt

What sort of weathering is this?

• Biological

• Chemical

• Water Layer

• Physical (freeze-thaw)

• Salt

What sort of weathering is this?

• Biological

• Chemical

• Water Layer

• Physical (freeze-thaw)

• Salt

What sort of weathering is this?

• Biological

• Chemical

• Water Layer

• Physical (freeze-thaw)

• Salt