A-Level Coastal Environments/IGCSE Coasts – Introduction to Waves

35 slide PPT to introduce the A-Level Geography Coastal Environments topic, focusing of Wave Terminology and Wave Size. There is enough material here for 1-2 lessons, PPT could be used to generate further/in=depth worksheets/tasks.

This material is perfect for the Advanced Coastal Environments topic at A-Level, but could also be very useful as a lesson on Waves for the Coasts topic at IGCSE level.

PPT includes:

• Glossy slideshow showing various coastal environments around the world - great for a stimulating topic introduction.
• Definition of Waves, and an embedded video showing waves of different sizes breaking on a beach
• 2 diagrams showing wave structure and terminology, ie., wavelength, crest, wave height, trough, still-water level, wave period
• embedded video displaying swash and backwash
• explanation of why waves break, including a diagram
• diagram sketch task on Slide 24
• photo examples of beaches with large swashes, and large backwashes
• 7 slide explanation of wave size, and the factors that influence the sizes of waves, ie., fetch, wind speed and wind duration. This explanation includes diagrams and embedded video of large waves on the Portuguese coast.

Worksheet includes:

• wave size case study using a UK map,