Volcanoes

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

• Hot Spot
• Magma
• Lava
• Volcano

Why does magma tend to rise to the surface?

• It has large amounts of silica.
• It contains very little silica.
• It is denser than the surrounding material.
• It is less dense than the surrounding material.

The volcanoes on the Hawaiian Islands form due to which of the following?

• Divergent Boundary
• Hot Spot
• Subduction Boundary
• Transform Boundary

Tags

NGSS.HS-ESS2-3

What is the resistance of a liquid, such as lava, to flow?

• Elasticity
• Pyroclasticity
• Silica
• Viscosity

Tags

NGSS.MS-PS1-4

What type of volcano has steep slopes made of alternating layers of ash and silica rich lava which often results in violent eruptions?

• Caldera

• Cinder Cone

• Composite Volcano

• Shield Volcano

What type of volcano is made of lava fragments that have been ejected from a volcanic vent?

• Caldera
• Cinder Cone
• Composite Volcano
• Shield Volcano

What type of volcano is Kilauea, which is located in Hawaii?

• Caldera
• Cinder Cone
• Composite Volcano
• Shield Volcano

Where are most volcanoes found?

• Southern Hemisphere
• Ring of Fire
• Mid-Atlantic Ridge
• Hot Spots

What is molten rock that has reached the Earth's surface?

• Aa
• Lava
• Magma
• Pahoehoe

Where do volcanoes come from?

• Places where plates move apart
• Places where plates are moving together
• Hot Spots
• All of these options

Tags

NGSS.MS-ESS2-2