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PLATE TECTONICS BY WILL MCBRIDE

Across
Point on earths surface directly above an earthquakes focus
Service along which rocks move when they pass there elastic limit and break
Rigid layer of Earth about 100 km thick
Where the energy is released in an earthquake
It forms igneous rocks when magma is squeezed into a vertical crack
All continents together
Plastic-like layer of Earth on which the lithosphere plates float and move around
Bits of rock or solidified lava that are dropped from air during volcano eruption
Large opening formed when volcano collapses
Down
Mostly-solid bulk of Earth's interior
Where the energy is released in an earthquake
The most common type of fossil
Vibrations produced when rocks break around a fault
Remains imprints or traces of prehistoric organisms
Instrument used to measure earthquake waves
Measure of the energy released during an earthquake
The first layer of Earth
Where two tectonic plates slide past each other
A type of body fossil that forms in a rock when organisms with hard parts is buried
Steep walled depression around a volcano's vent