Earthquakes and Volcanoes Review

What is the opening in Earth's crust through which molten rock, gases, and ash erupt?

• Divergent Boundary
• Magma
• Subduction Boundary
• Volcano

What is molten rock that has formed deep within the Earth?

• Hot Spot
• Magma
• Lava
• Volcano

What is the definition of dormant?

• inactive

• extinct

• active

• invisible

What is the opening that extends from the magma chamber to the top of the volcano called?

• magma
• lava
• vent 
• crater

Tags

NGSS.MS-ESS2-2

What is Magma when it reaches the surface of Earth?

• Lava
• Mafic Magma
• Felsic Magma
• None of these

Tags

NGSS.MS-ESS2-1

A volcano that has gentle sloping sides and is formed from runny lava

• Shield volcano
• Cinder cone
• Composite
• None of these

When an explosive eruption  forms a mixture of hot rock, ash, and gas, this material is called a...?

• Land slide
• Lava
• Eruption trail
• Pyroclastic flow

A volcano that has steep sides and is formed from ash, cinders, and lava bombs is called

• a shield volcano

• a cinder cone volcano

• a composite volcano

A volcano that is made from layers of both runny lava and ash and cinders is called

• a shield volcano

• a cinder cone volcano

• a composite volcano

Dormant volcanoes might erupt in the future.

• True
• False

Tags

NGSS.MS-ESS3-2