won
gradient longelongate
7
ig
beach built upby
Stf
beagrhoded
Destructivewaresm constructivewaresm
Jeep Shallow water
murmur touches the
water motion is circularas it shallower the circular rotation
In deeper gets
ellipticalthe wave crestbehind istravelling at full
a bed causing friction rotationbecomes
decrease
eed causing the wave lengthto
Wave refraction
murmur
As a wave approaches the shore thespeed ofthe wave will bereduced as thewave
aches the bottom
wave fronts will approach the
shore obliquely
his causes the wave to bend in an attempt to break parrellel to the shore
Thechange of speed and distortion of the waveis wave refraction
vi
headland
highwave
ifeng.gg
, Erosion Transportation
ggwrgggefw
insane
figffw.oe.IE
manenergy
Abrasion theybreakwhenthey hit theCliff
m theymaygenerateshockwave
toursbysand
bouldershurl
themselves
gainst thewaves
q hydraulic Pressure
Human Activity
I Erosionw amIiT.h.r
it causes it to crack break
increase in pressurefrom
Attrition
wilding on carps theremoval
t beachmaterial Ksar brokenintosmalle
more rounded particles
Ée Égentle
y Mapattructive
ones
waves have more energy than
upply of beach material a continuedsupply of material is neededto
erode the cliffs
3 each width Chipps
containing readily supply of sand willform
wider beaches slower rate or chirrerosion
Khaitan
an angle as the wave breaks
at
Beach
the swash carries material up
ffIf
ne beach at the sameangle
the wave approaches the
bore
s swash dies away backwash Infiffesafff
ithits
agony
goes backdown in straight
a
longshore drift
right angleto the waterline
under the influence of gravity
It moves in a zig zag position
,Transportation
Solution the disoired material is carried by the moving
water
carried by the turbulence or th
Suspension smaller material is
backwash
breaking wave in both swasht
altation traction largest material transported by being
bounced saltation or rolled traction