Examlex
What is the difference between a simple attribute and a composite attribute?
Lava Flow
Magma that erupts onto the surface and flows downhill from the vent; also the solidified body of rock formed by this magma.
Pyroclastic Flow
A fast-moving current of hot gas and volcanic materials that flows down the sides of a volcano during an explosive eruption.
Eruption Column
A column of gases, ash, and volcanic rock emitted into the atmosphere during a volcanic eruption, which can affect climate and aviation.
Pyroclastic Flow
A rapid stream of heated gas and volcanic substances flowing down a volcano's slopes amid an explosive eruption.
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