Waves Flashcards
1
Q
What is fetch?
A
the distance over which a given wind has blown, the longer the fetch and the stronger the wind, the larger the waves
2
Q
What is swash?
A
is the running of water up the beach
3
Q
What is backwash?
A
the water going back down the beach
4
Q
What are constructive waves?
A
swash has a greater impact than backwash, the strong swash brings sediments to build up the beach, backwash is not strong enough to remove the sediment
5
Q
What are constructive waves like?
A
waves are low and far apart 6-8 per minute
6
Q
What are destructive waves?
A
Weak swash and strong backwash so the strong backwash removes sediment from the beach
7
Q
What are destructive waves like?
A
steep and close together 10-14 per minute
