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Jonata Science

Jonata 6th Grade Science -Volcanoes Section 3

definitionterm
a sone of thin fractured lithosphere that forms between tectonic plates as they seperate rift
a place on Earth's surface that sits directly above a rising column of magma hot spot
two factors that can cause solid rock to become magma pressure and temperature changes
the plate boundaries in the Pacific Ocean with a lot of volcanoes Ring of Fire
boundary between two tectonic plates that are moving away from each other divergent boundaries
the boundary between to colliding tectonic plates, boundary where plates come together convergent boundaries
the movement of one tectonic plate under another is called subduction
columns of rising magma mantle plumes
volcanoes that have note erupted in recorded history and probably will never erupt again extinct volcanoes
volcanoes not currently erupting but have erupted some time in recorded history dormant
volcanoes in the process of erupting or that shows signs of erupting active volcanoes
a tool scientists use to measure small eathquakes and also help determine when magma is moving beneath the a volcano seismograph
a device used to measure small changes in the angle of the slope of a volcano tiltmeter
Two gases scientists think are helpful in predicting eruptions Sulfer dioxide (SO2) and Carbon Dioxide (CO2)
Created by: nmccaul
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