Main question

How does the tide influence coastal processes ?

Questions

The distance between high and low tide.
The area of beach before the headland which is covered by water during high tide.

Use the information in Resource C to estimate how far from the coast the sea will be at low tide on transects A and B.
Explain the differences seen in question 2a)

Outline the influence of tides on the coast.

Resource A

An area of South Gower.

© Copyright Bill Boaden and licensed for reuse under this Creative Commons Licence.

Source: http://www.geograph.org.uk/photo/1190103

© Copyright Trevor Rickard and licensed for reuse under this Creative Commons Licence.
Resource B

Source - http://aerialphotos.wales.gov.uk/map/?lang=en#&x=-4.11074&y=51.57091&z=17&b=3&a=1992.
Resource C

Swansea – depth to the seabed during high tide (figures in metres).
The southern coast of the Gower Peninsula and Swansea Bay has one of the largest tidal ranges in the World. There is a difference of almost 10.5 metres between the year’s highest and lowest tides.

Map Source - https://www.openstreetmap.org/#map=14/51.5774/-3.9900.

Depth Data Source - Marine Information Service (2016). EMODnet Digital Bathymetry (DTM). Marine Information Service. http://doi.org/10.12770/c7b53704-999d-4721-b1a3-04ec60c87238.