waves

• What are the 2 different types of waves?

  Destructive and constructive waves.
• Describe the characteristics of destructive waves.

  Destructive waves have a high frequency, and their backwash is stronger than their swash. This results in erosion and the removal of coastal material.
• Describe the characteristics of constructive waves.

  Constructive waves have a low frequency, and their swash is stronger than their backwash. This results in deposition and the build-up of coasts.