4.1 inside Earth sci. Flashcards
the thin and solid outermost layer of the Earth above the mantle.
Crust
the layer of rock between the Earth’s crust and core
Mantle
the central part of the Earth below the mantle.
Core
the solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle.
Lithosphere
the soft layer of the mantle on which the tectonic plates move.
Asthenosphere
the strong, lower part of the mantle between the asthenosphere and the outer core.
Mesosphere
a block of lithosphere that consists of the crust and the rigid, outermost part of the mantle.
Tectonic plate
a substance made up of atoms of two or more different elements joined by chemical bonds.
Compound
a wave of energy that travels through the Earth and away from an earthquake in all directions.
Seismic Waves
an instrument that records vibrations in the ground and determines the location and strength of an earthquake.
Seismographs