Volcano Exploration

What is the name of the type of volcano that has steep sides and explosive eruptions?

• Cinder cone volcano

• Shield volcano

• Stratovolcano

• Caldera volcano

How does a shield volcano typically erupt?

• Explosively with pyroclastic flows

• By emitting only steam and gas

• Relatively gentle eruptions with lava flows spreading out over a wide area

• In a slow and continuous manner

Which type of volcano is known for its alternating layers of lava and ash?

• Shield volcano

• Stratovolcano

• Dome volcano

• Cinder cone

What is the process called when magma rises to the surface and erupts?

• Magma overflow

• Volcanic explosion

• Volcanic eruption

• Surface discharge

What is the main difference between a cinder cone volcano and a composite volcano?

• Height

• Location

• Eruption style

• Composition

What is the name of the opening at the top of a volcano where lava flows out?

• vent

• fissure

• crater

• chimney

What are the two main gases released during a volcanic eruption?

• Nitrogen dioxide (NO2) and methane (CH4)

• Sulfur dioxide (SO2) and carbon dioxide (CO2)

• Hydrogen sulfide (H2S) and nitrogen (N2)

• Oxygen (O2) and water vapor (H2O)

What is the term for the molten rock beneath the Earth's surface?

• core

• magma

• igneous

• lava

What is the name of the largest volcano on Earth?

• Mauna Loa

• Mount Everest

• Kilauea

• Mount St. Helens

What is the term for the solid rock fragments ejected during a volcanic eruption?

• lava rocks

• magma fragments

• igneous debris

• pyroclasts