waves Flashcards
1
Q
destructive wave
A
strong backwash:scours the beach, pulling sand+shingle down beach
2
Q
constructive wave
A
Weak backwash: little erosion
3
Q
How are waves caused
A
Waves are caused by the wind dragging across the surface of the water
4
Q
What is the fetch
A
the length of water the wind blows over is called the fetch
