More cards in this set

A volcano that has erupted in historical record

A volcano that will not erupt again

The action of reducing the seriousness of hazards

Fragments of rock produced when magma or rock is explosively ejected

Streams of molten rock that pour out of an erupting vent

Hot and cold mixture of water and rock that flows down the slope of a volcano

When rain water mixes with methane gas

High density mix of lava blocks, pumice, ash and gas

Wet or dry rock falling rapidly under the force of gravity

The point underground where an earthquake starts