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15 Cards in this Set

  • Front
  • Back
"rock sphere" made up of tectonic plates
lithospere
"middle sphere"strong lower part of the mantle
mesosphere
"weak sphere" just below the lithosphere
asthenosphere
part of the earth that is liquid
outer core
outer most layer of the earth
crust
solid, dense center of the earth
inner core
ancient continent that containted all the land masses
pangea
theory thst contains can drift apart from one another
continental drift
pieces that the lithosphere is divided into
tectonic plate
thinner but denser than the continental crust
oceanic crust
san andreas fault
transform boundry
when two tectonic plates collide (sometimes has a subduction zone)
convergent boundry
when two tectonic plates move away from one another(associated with mid ocean ridges)
divergent boundry
the surface along which rocks break and slide past each other
fault
the hanging wall moves down relative tothe foot wall
normal fault