Volcano review

This is the name for the chain of volcanos around the edge of the Pacific Plate.

• Circle of Fire

• Ring of Lava

• Ring of Fire

• Pacific Ring

A volcano that is made from alternating layers of lava and pyroclastic material

• a shield volcano

• a cinder cone volcano

• a composite volcano

• fissure eruption

Most volcanoes occur at which 2 types of plate boundaries?

• convergent and divergent

• divergent and transform

• divergent and hot spots

• convergent and hot spots

Volcanoes that are NOT found at plate boundaries occur in the middle of plates in areas called ___________. 

• hot spots
• mid-ocean ridges
• fissure volcanoes
• shield volcanoes

Wide shallow volcano that usually only erupts lava

• Earthquake

• Cinder cone volcano

• Composite volcano

• Shield volcano

The steepest and smallest type of volcano (only erupts volcanic rocks/ash)

• Cindercone volcano

• Shield volcano

• Composite volcano

• Fissure

A type of eruption where magma flows easily, thin runny lava oozes quietly from the vent

• Effusive eruption

• Explosive eruption

• Rock eruption

• Intermediate eruption

hardened lava with a stringy, ropey texture

• Pahoehoe

• A'A'

• Z'Z'

• Magma

hardened lava with a sharp, jagged texture

• Pahoehoe

• A'A'

• Z'Z'

• Magma

Resistance to flow is called...

• viscosity

• felsicity

• maficity

• thickness