earthquakes ana c

8/17/2019 Earthquakes Ana c

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EA R TH Q U A

Ana Crocamo #3Katherine Vásquez #Valeria Vecchio #32


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W hat are REALLY earthquakes?

An earthquake (alsoknown as a quake, tremor or temblor) is theperceptible shakin o! thesur!ace o! the "arth

he se$erit% o! theshakin can rane !rombarel% !elt to $iolentenouh to toss people

aroun&' "arthquakesha$e &estro%e& whole


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How are earthquakesm easured?

R

I

C

H

T

E

R

S

C

A

L

E


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Darkest Red: Most sismic areas

White: Completely non sismic areas


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So… W hy do they really

happen?

An earthquake is what happens whentwo blocks o! the earth su&&enl% slippast one another' he sur!ace wherethe% slip is calle& the fault or fault


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ometimes anearthquake hasforeshocks' hese aresmaller earthquakesthat happen in the sameplace as the larerearthquake that !ollows'


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Strongest Earthquakes EverRegistered

22 May 1960 ChileMa!nitude 9"#

he worl&s most power!ul earthquakele!t *,*+ people &ea& an& in-ure& an& 2million homeless a!ter it struck southern

Chile in ./01'


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2$ March 196% &rinceWilliam 'ound( )laskaMa!nitude 9"2 he ul! o! Alaska was &e$astate& b%

the rince 4illiam oun& earthquakethat cause& lan&sli&es in Anchoraean& raise& parts o! outl%in islan&sb% as much as .. metres'

26 December 200% *+

the ,est coast o- northern'umatraMa!nitude 9"1 he &ea&liest tsunami in histor%was !elt in .* countries acrossAsia an& east A!rica, triere& b%

a 5meathrust5 as the 6n&iantectonic plate was !orce& beneath


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W hat should do during an

earthquake? 'tay calm. 6! %oure in&oors,

sta% insi&e' 6! %oure outsi&e, sta%outsi&e'

6! %oure in&oors, stan& aainst awall near the center o! thebuil&in, stan& in a &oorwa%, orcrawl un&er hea$% !urniture (a&esk or table)' ta% awa% !romwin&ows an& outsi&e &oors'

6! %oure out&oors, sta% in theopen awa% !rom power lines oran%thin that miht !all' ta%awa% !rom buil&ins (stu8 miht!all o8 the buil&in or the buil&incoul& !all on %ou)'

earthquakes ana c

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