Plate Tectonics and Volcanoes

What is the term for the boundary where two tectonic plates are moving apart?

• Divergent boundary
• Subduction zone
• Convergent boundary
• Transform boundary

Which type of volcano is characterized by explosive eruptions due to high viscosity lava?

• Stratovolcano
• Lava dome volcano
• Cinder cone volcano
• Shield volcano

What is the term for the theory that explains the Earth's lithosphere is divided into plates that move over the asthenosphere?

• Plate tectonics
• Crustal displacement theory
• Continental drift theory
• Volcanic eruption theory

Tags

NGSS.MS-ESS2-3

What is the term for the process where one tectonic plate is forced beneath another plate?

• Subduction
• Seafloor spreading
• Rifting
• Hotspot

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Which type of volcano is known for its broad, gently sloping sides and non-explosive eruptions?

• Shield volcano
• Stratovolcano
• Cinder cone volcano
• Caldera volcano

What is the term for a volcano that has not erupted in historical times but is still expected to erupt in the future?

• Dormant volcano
• Super volcano
• Extinct volcano
• Active volcano

What is the term for the molten rock beneath the Earth's surface that feeds volcanic eruptions?

• Magma
• Pyroclastic flow
• Lava
• Ash

Which type of volcano is formed from layers of hardened lava, ash, and volcanic rocks?

• Stratovolcano
• Shield volcano
• Lava dome volcano
• Cinder cone volcano

What is the largest tectonic plate on Earth?

• Pacific Plate
• African Plate
• North American Plate
• Eurasian Plate

What is the term for the opening at the top of a volcano where lava, ash, and gases are emitted?

• Crater
• Vent
• Fumarole
• Caldera