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Earth's Layers

earthquakes & volcanoes

QuestionAnswer
Name the 3 layers of the Earth crust, mantle, core
which layer is the thickest mantle
which layer do we walk on crust
the core is made of 2 parts: inner core & outer core
continent sized slabs plates
2 plates moving towards each other convergent
2 plates moving away from each other divergent
plates slipping past each other transform
break along which plates move in the crust fault
a vibraion and shaking in Earth's crust earthquake
point underground where the movement first took place focus
point on surface right oabove the focus epicenter
famous fault in California San Andreas Fault
an instrument that records earthquake waves sseismograph
a scale that measures the movement and damage an earthquake can cause Mercalli scale
a scale that measures the energy released from an earthquake Richter scale
what causes an earthquake the buildup and suddden release of energy in rocks
mountain that forms when hot melted rock flows through a crack onto Earth's surface volcano
melted rock below Earth's surface magma
melted rock above Earth's surface lava
what causes the different kinds of volcanic mountains to form the different kinds of eruptions
name 3 types of volcanoes shield, composite, and cinder cone
the rocky tube through which hot magma flows vent
name the 3 ways volcnoes form 2 plates collide, 2 plates separate, or plates move over a hot spot in the mantle
underground pool that holds the hot magma magma chamber
name 2 ways that volcanoes are harmful gases that are released in the air and lava melts (destroys) everything in its path
mane 2 helpful things about volcanoes builds new land and adds minerals to the soil
Created by: amycarden
Popular Earth Science sets

 

 



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