Coastal Processes and Landforms
Coastal Processes and Landforms Coastal Processes and Landforms
1) Tides• Bulge in surface of ocean,caused by gravitationalpull of moon and sun• Spring tides – highesttides, strong and quick.Occur when sun, moon,and Earth line up• Neap tides – lowest tides.Sun and moon at rightangles with respect toEarth
• Tidal range – difference between high and low tide
- Page 1 and 2: Coastal Processes and Landforms
- Page 3: Movements generated by tides, curre
- Page 8 and 9: 3) Waves and wave dynamics
- Page 11 and 12: Swash Zone: The area of the nearsho
- Page 13: AnimationLongshore currentpicks up
- Page 16 and 17: Groynes: A breakwaterrunning seawar
- Page 18: Storm surge: A rise above normal wa
- Page 22 and 23: B. Types of Coasts1. fast-changing
- Page 25: Thermo-erosion: Erosion caused by m
- Page 28 and 29: Fast Ice: And extensive, unbroken s
- Page 30 and 31: Consequences of ice shore interacti
- Page 32 and 33: C. Coastal Weathering Processes
- Page 34: • Abrasion: weathering byrock fra
- Page 37 and 38: • Coastal Landslide: Alternate we
- Page 39 and 40: • Chemical weathering:Salt weathe
- Page 46 and 47: Sea level rise in the lower mainlan
- Page 48 and 49: 1. Depositional Features2. Rock Coa
- Page 50 and 51: 1. Depositional Featuresb) Beach be
- Page 52 and 53: 1. Depositional Featuresc) Beach cu
• Tidal range – difference between high <strong>and</strong> low tide