Is a molten rock which is given off onto the surface of the Earth when a volcano erupts.
A. Magma B. Lava C. Crater D. Conduit
Answer: B. Lava
Is a stream-driven eruption as the hot rocks
come in contact with water.
A. Phreatic or hydrothermal C. Strombolian
B. Phreatomagmatic
Answer: A. Phreatic or hydrothermal
Is the mouth of the volcano which is a funnel-shaped or bowl?shaped hollow at the top of the vent from where magma, ash and gas comes out.
A. Conduit B. Base C. Summit D. Crater
Answer: D. CRATER
A periodic, weak to violent eruption characterized by fountain lava, just like the Irazu Volcano in Costa Rica.
A. Vulcanian B. Strombolian C. Phreatomagmatic
Answer: B Strombolian
Is a region beneath the vent of a volcano where molten rock or magma is deposited or stored before eruption.
A. Magma chamber B. Magma C. Summit
Answer: A. Magma chamber
Is characterized by tall eruption columns that reach up to 20 km high with pyroclastic flow and ash fall tephra like that of Paricutin Volcano in Mexico.
A. Vulcanian B. Phreatomagmatic C. Strombolian.
Answer: A Vulcanian
Base is lower outer part of the volcano.
A. Summit B. Slope C. Base
Answer: C. Base
Is excessively explosive type
of eruption of gas and pyroclastic
materials, like in Pinatubo Volcano in Zambales.
A. Stombolian B. Vulcanian C. Plinian
Answer: C. Plinian
Is a of mixtures of rock, minerals, glass particles and gases expelled or pushed out of the volcano during volcanic eruption.
A. Gas cloud B. Ash C. Ash and gas cloud
Answer: C. Ash and gas cloud
Is a violent eruption due to the contact between water and magma.
A. Plinian B. Strombolian C. Phreatomagmatic
Answer: C. Phreatomagmatic