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MJHS8 Plate Tectonic
MJHS8 Plate Tectonics Vocabulary
Question | Answer |
---|---|
heat transfer by direct contact of particles of matter | Conduction |
string of volcanoes on a continent; caused by collision of oceanic and continental plates | Continental volcanic arc |
transfer of energy through empty space | Radiation |
the slow movement of continents over Earth’s surface | Continental drift |
change or switch in the Earth's magnetic poles | Magnetic reversal |
movement of energy from a warmer object to a cooler object | Heat transfer |
string of volcanic islands near a deep-ocean trench | Volcanic island arc |
heat transfer by the movement of a heated fluid | Convection/convection current |
area where magma from the mantle melts through the crust | Hot spot |
undersea mountain chain where new oceanic crust is produced | Mid-ocean ridge |
process by which molten material adds new ocean floor | Sea-floor spreading |
deep underwater canyon where oceanic crust bends down | Deep-ocean trench |
process in which oceanic crust sinks back into the mantle | Subduction |
pieces of the lithosphere broken into separate sections | Tectonic plates |
pieces of the Earth’s lithosphere are in slow, constant motion | Plate tectonics |
break in the Earth’s crust/lithosphere where rocks can slip past each other | Fault |
where two plates slide past each other in opposite directions | Transform boundary |
place where two plates move away from each other | Divergent boundary |
a deep valley on land where two plates move apart | Rift valley |
the place where two plates collide or come together | Convergent boundary |