Waves

KNOW YOUR WAVES

WAVE
PERIOD
WAVELENGTH
WAVE TYPE
CAUSE
Capillary
< 0.1 sec
< 2 cm
deep to shallow
local winds
Chop
1-10 sec
1-10 m
deep to shallow
local winds
Swell
10-30 sec
up to hundreds of m
deep or shallow
distant storm
Seiche
10 min-10 hr
up to hundreds of km
shallow or intermediate
wind, tsunami, tidal resonance
Tsunami
10-60 min
up to hundreds of km
shallow or intermediate
submarine disturbance i.e. earthquakes or volcanic eruptions under (or near) the ocean
Tide
12.4-24.8 hr
thousands of km
shallow
gravitational attraction of sun and moon

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