what characteristics?
characteristics for oceanic crust?
Forms oceans floor,rocks+sediments.
A ball of hot, metal in the of the .
The inner core is because of .
solid,center,earth,solid,pressure.
caramel layer
mantel
what are the three tectonic plate boundaries?
what are divergent,convergent and transform boundaries.
What causes our plates to move?
What is convection current?
continental crust
Thin crust,rocks+sediments.
A layer of ______ metal that_____ the ______core.
The outer core has_______ -__________than the inner core
liquid,surrounds,inner,pressure.
daily double
The characteristics are what of the asthenosphere?
Softis layer.
what creates rift valleys?
what is when plates move away from each other.(also known as divergent boundaries.)
Daily double
What is the continental drift?
What is a hypotheses that says"proposed by alfred wegener that stated the earths continents were once a single land mass?
mantel
thickest layer,hot.
The mantel is ____ ______between the ______ core and the _______.
The mantel is the _______ layer of the ______.
hot rock,outer core,thickest,earth.
Thinest layer
What is the crust?
When one plate sinks beneath another plate it is called what?
what is subduction under?
What supports Alfred wegener's theory of continental drift?
What are fossils remains,continents fit like a puzzle,tropical life on Greenland and south Africa?
Daily double
lithosphere/asthenosphere
L A
--------- ------------
sits atop asthenospere Hotter softer rock that flows
holds oceanic and continental crust
A layer of ______ cool _______.
We _______ on the _______ of the earth.
thin,rock,live,crust,earth.
What is the oceanic layer?
What is the oceanic crust?
What forms when plates move towards each other?
What are mountains,deep ocean-trenches,volcanic boundary?
What stops the convection current?
No heat source
outer+inner core
outer core is in around the center and is liquid metal
Inner core is is a hot ball of nickle,most dense and is hottest layer.
The_______ consists of the earth _____ and the ____ ____ of the mantel.This is the most ____ layer .The lithosphere is ______ into _______ and ____- slabs called tectonic plates.
lithosphere,crust,very top,rigid,broken,large,small.
What is the biggest layer?
What is the mantel?
What BOUNDARY makes nothing happen or change?
What is transform boundary?
Daily double
What is the theory or hypothesis?
continental drift.=)