plate tectonic Crossword

a massive, irregularly shaped slab of solid rock, generally composed of both continental and oceanic lithosphere.
a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are or have been erupted from the earth's crust.
a sudden violent shaking of the ground, typically causing great destruction, as a result of movements within the earth's crust
the gradual movement of the continents across the earth's surface through geological time.
underwater cliffs, between beaches and the ocean
the relatively thick part of the earth's crust which forms the large landmasses
a relatively thin part of the earth's crust that underlies the ocean basins.
a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge.
part of the earth between the core and the crust
places where plates slide sideways past each other
the boundary between two tectonic plates that are moving together
the boundary between two tectonic plates that are moving apart
a fracture in a rock where the movement has occurred
semiliquid rock found beneath the earth's surface
a deep ditch under the ocean along a tectonic plate boundary
the centre of the earth
a deep valley that forms as a result of tectonic plates moving apart on land
a series of large waves that result from an underwater earthquake
a current or flow of air or liquid that results from the transfer of thermal energy through convection
the movement of one tectonic plate under another tectonic plate
a series of underwater mountains that form as a result of tectonic plates moving apart and allowing magma to rise to the surface
a small area with a relatively high temperature in comparison to its surroundings
an oceanic tectonic plate that lies beneath the Pacific Ocean
a volcano built up of alternate layers of lava and ash.
a steep conical hill of loose pyroclastic fragments, such as volcanic clinkers, volcanic ash, or cinder that has been built around a volcanic vent.
a broad domed volcano with gently sloping sides, characteristic of the eruption of fluid, basaltic lava
an active volcano that is not erupting, but supposed to erupt again.
a volcano that has had at least one eruption during the past 10,000 years.
a volcano that has not had an eruption for at least 10,000 years and is not expected to erupt again
The term _____________________________ refers to a variety of earthquake that occurs within the interior of a tectonic plate
an instrument that measures and records details of earthquakes, such as force and duration.