Spits

• What landforms are caused by deposition?

  Spits, Bars, and Sand Dunes
• How does longshore drift affect coastal landforms?

  It moves sediment along the coast
• What can form behind a bar in coastal areas?

  A lagoon or a bay
• What happens to the sheltered area behind a bar?

  It can become a mudflat or salt marsh
• What is the role of vegetation in coastal areas?

  It stabilizes sand and encourages more sand
• What are embryo dunes?

  Small dunes formed by vegetation stabilization
• How do mature dunes differ from embryo dunes?

  Mature dunes are larger and migrate inland
• What is the maximum height mature dunes can reach?

  Up to 10 meters
• What is the process of sand dune formation?

  • Sand is deposited by wind
  • Vegetation stabilizes the sand
  • Embryo dunes form first
  • Mature dunes develop and migrate inland
• What is driftwood's effect on coastal areas?

  It decreases wind speed
• Why is it important to use specific terminology in exams?

  To avoid confusion and ensure accuracy
• What should you include in your exam answer about coastal landforms?

  A diagram if applicable