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MACHALA's TECHNICAL UNIVERSITYDAILY CLASS

CLASS No 4

DATE: 19th, October, 2015

TOPIC: Ecosystems

OBJECTIVE: to identify changes happened to ecosystems after a natural disasters by watch a

video of Mount aint !elens, volcano eruption"

SUMMARY OF THE CLASS  REGULAR VERBS IRREGULAR VERBS

Ever verbs we add #ed$

%hen a verbs ending in letter #y$ preceded by a vowel add #ed$

%hen a verbs ending in letter #y$ preceded by a consonant, change for #i$ and add

#ed$

  & t &

  d, t &id& 'ed 'd

  r,n,l,i,v &d &

%hat is the ecosystem(

)*EE+

-ar . er . ir /)

)

)*)3E

-ado ' ido/

o wait waited waited

o destroy destroyed destroyed

o accept accepted accepted

o study studied studied

o stay stayed stayed

o cry cried cried

o play played played

)*EE+

-ar . er . ir /

) )

)*)3E

-ado ' ido/

o wait waited waited

o destroy destroyeddestroyed

o accept acceptedaccepted

o study studiedstudied

o stay stayedstayed

o cry criedcried

o play played played

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n ecosystem is made up of all the living animals and plants and the non'living matter in a

 particular place, li4e a forest or la4e" ll the living things in an ecosystem depend on all the

other things ' living and non'living for continued survival ' for food supplies and other needs"

 +*3 6E*

Earth!a"#s:  earth7ua4e is a sudden sha4ing of the earth8s surface that often causes a lot of

damage" 

F$oo%:  large amount of water  covering an area that is usually dry"

T&hoo(s: iolent storms with wind 

F)r#s: :lames

Vo$*a(o Er!t)o(s: E;plosions with emissions of smo4e, ash and roc4s

MO+ + !E3E+

Mount t" !elens, located in %ashington tate, is the most active volcano in the ascade

*ange, and it is the most li4ely of the contiguous "" volcanoes to erupt in the future" he

volcano is almost 5< 4m -)ortland, Oregon metropolitan area" olcanism occurs

at Mount t" !elens and other volcanoes in the ascades arc due to subduction of the ?uan de

:uca plate off the western coast of +orth merica"

3ocation of magma formation, accumulation, and storage beneath Mount t" !elens -locationsare inferred from scientific data/"

Over its rich and comple; 2@5,000'year history, Mount t" !elens has produced both

violent e;plosive eruptions of volcanic tephra and relatively 7uiet outpourings of lava" n the

 beginning stages of eruptive activity, the volcano mostly consisted of a cluster of domes that

was surrounded by an apron of tephra and debris fans of fragmented volcanic roc4s"

ACADEMIC UNIT OF SOCIAL SCIENCES

http://dictionary.cambridge.org/es/diccionario/ingles/largehttp://dictionary.cambridge.org/es/diccionario/ingles/amounthttp://dictionary.cambridge.org/es/diccionario/ingles/amounthttp://dictionary.cambridge.org/es/diccionario/ingles/amounthttp://dictionary.cambridge.org/es/diccionario/ingles/waterhttp://dictionary.cambridge.org/es/diccionario/ingles/coveringhttp://dictionary.cambridge.org/es/diccionario/ingles/coveringhttp://dictionary.cambridge.org/es/diccionario/ingles/areahttp://dictionary.cambridge.org/es/diccionario/ingles/dryhttp://volcanoes.usgs.gov/vsc/glossary/subduction.htmlhttp://volcanoes.usgs.gov/vsc/glossary/subduction.htmlhttp://volcanoes.usgs.gov/vsc/glossary/explosive_eruption.htmlhttp://volcanoes.usgs.gov/vsc/glossary/explosive_eruption.htmlhttp://volcanoes.usgs.gov/vsc/glossary/explosive_eruption.htmlhttp://volcanoes.usgs.gov/vsc/glossary/tephra.htmlhttp://volcanoes.usgs.gov/vsc/glossary/lava.htmlhttp://dictionary.cambridge.org/es/diccionario/ingles/amounthttp://dictionary.cambridge.org/es/diccionario/ingles/waterhttp://dictionary.cambridge.org/es/diccionario/ingles/coveringhttp://dictionary.cambridge.org/es/diccionario/ingles/areahttp://dictionary.cambridge.org/es/diccionario/ingles/dryhttp://volcanoes.usgs.gov/vsc/glossary/subduction.htmlhttp://volcanoes.usgs.gov/vsc/glossary/explosive_eruption.htmlhttp://volcanoes.usgs.gov/vsc/glossary/tephra.htmlhttp://volcanoes.usgs.gov/vsc/glossary/lava.htmlhttp://dictionary.cambridge.org/es/diccionario/ingles/large