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15 Cards in this Set

  • Front
  • Back
Crust
Layer of the Earth that includes land and the ocean floor
Mantle
Thickest layer made of solid and melted rock
Core
Deepest layer of the Earth
Plates
Continent-sized slabs that make up the crust and upper mantle
Earthquake
Shaking of Earth's crust (vibrations cause the damage)
Fault
Break in Earth's crust along which rocks move
Focus
Underground point where an earthquake first starts
Epicenter
Point on surface right above the focus of an earthquake
Seismograph
Instrument that records earthquake waves
Volcano
Mountain that forms when hot melted rock flows through a crack onto Earth's surface
Magma
Melted rock inside the Earth
Lava
Melted rock that reaches the Earth's surface- comes from the mantle
Vent
Rocky opening on the surface through which magma flows to form volcanic mountains
Magma Chamber
An underground pool that holds hot magma
Crater
A large bowl-shaped depression that forms at the top of the volcano