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103 Cards in this Set
- Front
- Back
Longshore drifts from what to what |
North to south |
|
beaches in order |
Hueneme Silverstand channel islands hollywood oxnard shores ventura |
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Submarine Canyons are located |
alongthe coas |
|
Rivers cut canyons as long as what |
the water keeps moving |
|
submarines are caused by what |
ice age |
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wjat are the local submarines canyons |
Hueneme and magu |
|
Sediment s cells in S. CAli have what |
Long erosion |
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Hueneme Harbor started what in the 1930s |
dregde |
|
1940 hueneme beach bult what |
jetty's to protect the harbor |
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what jetty ptoects the harbor the most
J |
West |
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longshore drifts come from |
north |
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damn uo the rivers |
slow the amount of the material |
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local beaches |
hueneme, silver, channel island harbor, hollywood oxnardshores |
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subermine canyons |
during ice age |
|
magu and hueme |
local subermine canyons |
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sedminent cell |
longshore drifts |
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sand moves along the coast until |
until you reach subermine canyon |
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Hueme is what |
natrual haribor |
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1930s they started what |
dreadg |
|
1940 |
contructed east and west jetty |
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1960s completed channel island |
two jettys and breakwater |
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is there a break water at huemne harbor |
no |
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sandtrp is where? |
hollywodd beach trapped for 2 years once every 2 years the sand gets dreadged to humene beach |
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flushing the harbor whats flushes |
tides - high low tides |
|
ventura hardbor |
completed in the 1970 2 jetty's and breakwater poorly designed because of the sand bar |
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past ventura harbors
|
groins keep washing it away |
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santa barabra |
sterns warf then the yatch club completed in 1930s 2 jettys |
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huemene and santa barbra are 2 harbors do not have breakwaters |
vernuta and channel island has break
|
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santa barbra has to be |
dredged the most |
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Sea cliff you have to have what |
mountainf |
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base of sea cliff is what |
a mountain - none in oxnard notch |
|
berm |
top of the beach put your flat area waves do not hit the berm - unless it stormy |
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on the berm are sand dume stble means what |
vegitation means it stable |
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2 types of sedminet for sand dumes |
large material wind blown fine sand |
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face of beach |
steep slope bug steep little faces |
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face gets steeper berm becomes |
arrow
n |
|
scarp |
enclosed by large waves - beach is erroding |
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lowtide terrace |
at low tide and dig up clams |
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long shore bar trough |
big waves longshore bar gets bigger smaller |
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big waves hit the beach |
it errodes and gets smaller - bigger waves bar get bigger |
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bmost beaches in cali are erroded |
hollywood beach and silver are not |
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more storms bigger waves |
erroding |
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summer waves hit |
hueneme -- which errodes in the summer |
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oxnardshores bigger waves during? |
winter - bigger |
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bigger the waves hit a beach |
bigger material |
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type of material of beach |
quartz mostly made out of shell but sands it down |
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local beach contians what |
quart sand |
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lousian beachs made out of |
mud |
|
n. florida s.florida |
quart sand shell |
|
hawaii |
white beach shells black is vlcanic rock |
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beach well sorted |
all mud |
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beach is not well soreted during |
storm |
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materail on a beach tend to be well ? |
rounded |
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face of beach scarp |
big waves |
|
stratification layering |
layeing from storm deposited large layers in the sand how big and how long |
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swash marks |
moves up the break up the beach |
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highest swash mark denotes owner ship of the beach |
tip of the berm long shore currennt inot |
|
small wavs sand pushed back up on to the beach |
bar smaller berm wide face becomes less steep |
|
mountain waves errodes carving notch forms sea click cea cave errodes arch top arch colapses we stack |
mountain waves errodes carving notch forms sea click cea cave errodes arch top arch colapses we stack |
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marrine terrace |
can be above sea level while land is rising |
|
cross of ventura what can you see
c |
marine terrace |
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sea leve has been what last 100 years |
rising |
|
sea level has been rising the last |
18,000 years
|
|
smaller waves what happens |
wider berm less steep face and smaller bar |
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name the erosian beach features |
NOTCH S.CLIFF S.CAVE ARCH BREAKS STACK NSSARS |
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if you cant see the moon |
new mood |
|
no moon is a new moon |
also a solor eclipes |
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is a solar elicpse visiable |
yes but has to have a showdow |
|
full mood is also a what |
full moon |
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howlong does it take for the mood to go around |
4 weeks |
|
do we get a solor elipcse every moth solor and luneer elcipse |
if sun earth and moon all in the same line |
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2 high tides 2 low |
tide gravitational pull towards the moon |
|
equal but opposite force to keep tthe apart what its called |
cintrifival force |
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gravitation must always equal what |
centrifugal foce |
|
2 major bodys cause the tide what are they |
moon so close to the earth graviational pull |
|
tides caused by the moon |
2 times the size sun cause low |
|
new moon - solor eqlipse spring tide |
phases |
|
full moon - luner eclipse - srping tide |
phase 2 |
|
neap tides happen when its |
quarter moon not really high nor low |
|
lunar and tidal day is based on what |
loaction of the moon |
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high tide at 7 tonight -- buut it will be when tomorow
|
later about 50 min |
|
diernal |
small bodyies of water 2 high tide on low tide |
|
semidermla |
two high tides and 2 low tides. bith have the same amoutas far as mesaurment |
|
means sea level |
hight of the wave |
|
mean lower lower water |
0 on a tide chart and 0 on a o depthi chart |
|
mean higher higher is air under a breidge |
yes |
|
gruniunsa lay eggs if the water is warm |
cnnot use glove |
|
atmosphere weighs |
14.7 in/squared |
|
atmospher of presseure how many |
2 |
|
pressure inside body has to be what
|
equal |
|
can you use a snorkel 4 feet long |
no
|
|
nvented the varamoter
who i |
torcelli |
|
air pressure increases the air |
goes up |
|
2 atmosher of water |
33ft |
|
33ft of water is equal to 30 |
murcuy |
|
highest it can move |
33 fft |
|
if you take a baloow top of mountain |
it gets bigger |
|
barometer mecury to top of a mountain |
level of nercury goes down |
|
light means low which means |
light air rises stormy |
|
how much air weighs |
temperature |
|
red tail hawks circle |
becuase hot air carreis you |
|
weight is controlled by the humitiy |
humid air is very lighth |
|
humid air means |
water vapor in the air |