Coastal morphodynamics

Question 1

Types of beaches

Answer 1

• Rocky Beaches
• Sandy Beaches
• Pebble Beaches
• Boulder Beaches
• Cave Beaches
• Glass Beaches
• Urban Beaches
• Seashell Beaches

Question 2

on what various factors does the type of beach depend?

Answer 2

-sediment
-waves
-tides
-currents
-vegetation
-human interventions

Question 3

Definition of the coast

Answer 3

The coast, also known as the coastline, shoreline or seashore, is defined as the area where land meets the ocean, or as a line that forms the boundary between the land and the coastline.

Question 4

Difference between beach and coast

Answer 4

Coast: Coast is the place where land meets the sea.
Beach: Beach is the land area along the shoreline of an ocean or a sea.

Question 5

Formation of Beach and Coast:

Answer 5

Coast: Waves, tides, and currents jointly cause the formation of a coast.
Beach: A beach is said to be the result of wave action.

Question 6

types of beach and coast

Answer 6

Coast: There are two types of coast as sheltered coast and pelagic coast.
Beach: There are several types of beaches such as wild beach, volcanic beach, and coral beach.

Question 7

Which structures/measures are suitable against coastal erosion and simultaneously support the preservation or elevation of the shore?

Answer 7

-Coast parallel breakwaters
-Groynes
-Beach nourishments

Question 8

processes taking place at luv and lee side of groynes

Answer 8

luv: accretion
lee: erosion

Question 9

how can the transport rate and direction be calculated?

Answer 9

by the result of the vectorial sum of longshore and cross-shore transport