New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Exploring Earth Physical Geology (GT

by: Mrs. Otha Yost

Exploring Earth Physical Geology (GT GEOL 120

Marketplace > Colorado State University > Geoscience > GEOL 120 > Exploring Earth Physical Geology GT
Mrs. Otha Yost
GPA 3.96

Kaleb Scarberry

Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Kaleb Scarberry
Class Notes
25 ?




Popular in Course

Popular in Geoscience

This 15 page Class Notes was uploaded by Mrs. Otha Yost on Tuesday September 22, 2015. The Class Notes belongs to GEOL 120 at Colorado State University taught by Kaleb Scarberry in Fall. Since its upload, it has received 15 views. For similar materials see /class/210354/geol-120-colorado-state-university in Geoscience at Colorado State University.


Reviews for Exploring Earth Physical Geology (GT


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 09/22/15
Earthquake Damage I Tsunamis or seismic sea waves not m waves a Tsunamis result when earthquakes change the seafloor 0 Normal faulting drops the seabed thrusting raises it b This displaces the entire volume of overlying water b A giant mound or trough forms on the sea surface b This feature may be enormous up to a 10000 mi2 area D Feature collapse creates waves that race rapidly away Exposed by I I Exposed by receding sea receding sea Earthquake Damage I Destructive tsunamis occur frequently about 1Iyr I Many tsunami disasters dot recorded history 0 94 destructive tsunamis in the last 100 years 0 51000 victims not including 122604 I Future tsunami disasters are inevitable 0 Growing human population in lowlying coastal areas I Education about tsunamis can save many lives Exposed by I I Exposed by receding sea receding sea Tsunami Behavior I Tsunamis race atjetliner speed across the ocean I They may be almost imperceptible in deep water 0 Low wave height amplitude 0 Long wavelength frequency I As water shallows waves slow from frictional drag o Waves grow in height reaching 1015 m or more Tsunami I Tsunami destruction of the coast depends upon 0 Offshore bathymetry gt Broad shallows increase amplitude but sap wave energy D Quick deeptoshallow transition Deadliest condition v Waves have maximum energy V quotquotquotquot v Wave heights are modest v Water pours onto land as a sheet 0 Topography of shore D Broad low land Maximum damage gt Steep rise of land Less damage I The Indian Ocean Tsunami o On December 26 2004 a strong earthquake M90 originated in the trench to the west of N Sumatra o The earthquake was the largest in 40 years 0 Displacement exceeded 15 m rupture gt 1100 km long 0 The devastating tsunami killed people in 10 countries surrounding the Indian Ocean s W1 A V w f I The Indian Ocean Tsunami I Killed more people than any tsunami on record At least 283106 deaths14100 still missing as of 92507 1126900 people were displaced I Recordsetting death toll The earthquake was r r 39 so large and the tsunami spread fast Coasts were full of Christmas tourists Source USGS Earthquake Hazards Program Most Destructive Earthquakes lu u quot 439 39 quotan aquot destructivephpl a m Destroyed coastlines around the Indian Ocean 1 Huge death tolls 0 Northern Sumatra 39 I mmmn 0 Thailand o Malaysia 0 Sri Lanka INDIA u nmt m 1 Ill s a Complete devastation below runup elevation o Dense coastal development in Banda Aceh hardest hit I Entire communities were erased buildings and people I Expect roads to be impassable I Climb a sturdy building or a tree I Grab something that floats I Expect lots of debris sediment wreckage corpses I Expect landscape changes Tsunami Prediction I Scientific modeling predicts tsunami behavior I Tsunami detection is expanding o Tsunami detectors are placed on the deep seafloor 0 Sense pressure increases from changes in sea thickness I Prediction I detection can save 1000s of lives Earthquake Prediction I Prediction would help reduce catastrophic losses I Can we predict earthquakes Yes and no 0 They CAN be predicted longterm 101005 of years 0 They CANNOT be predicted shortterm hoursmonths I Seismic hazards are mapped to assess risk I This information is useful for 0 Developing building codes o Landuse planning 0 Disaster planning Earthquake Prediction I Longterm predictions 0 Probability of a certain magnitude earthquake occurring on a time scale of 30 to 100 years or more 0 Based on the premise that earthquakes are repetitive Offset stream Offset ridge Strikeslip fault Normal fault Earthquake Prediction I Longterm predictions 0 Require determination of seismic zones by r Mapping historical epicenters after 1950 r Evidence of ancient earthquakes before seismographs v Evidence of seismicity Fault scarps sand volcanoes etc v Historical records Pullapart Sag ponds Transverse basin thrust belt Pressure 7 ridge I Longterm predictions 0 Recurrence interval Average time between events D Historical records b Geologic evidence v Sand volcanoes v Offset strata v Drowned forests Requires radiometric dating of events Tilted tree Sand volcano Asymmetric tree rings Sand volcano source layer Offset ancient soil horizon 39 paleosol Disrupted layer V Datable 39 r a wood fragment more recent fault Older fault I Longterm predictions o Seismic gaps places that haven t slipped recently are more likely candidates Greater than 60 Greater than 40 Greater than 20 Greater than 10 Greater than 5 Less than 5 39 umber of times per century the shaking lrom earthquakes wlll exceed 020 g at this level there is signi cant damage to 7 older buildings


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Allison Fischer University of Alabama

"I signed up to be an Elite Notetaker with 2 of my sorority sisters this semester. We just posted our notes weekly and were each making over $600 per month. I LOVE StudySoup!"

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"


"Their 'Elite Notetakers' are making over $1,200/month in sales by creating high quality content that helps their classmates in a time of need."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.