Volcanoes

This city was destroyed in 79 A.D. by the eruption of Mt. Vesuvius.

• Rome
• Munich
• Pompeii
• Naples

What type of volcano has steep slopes made of alternating layers of ash and silica rich lava?

• Caldera
• Cinder Cone
• Composite Volcano
• Shield Volcano

What is the definition of dormant?

• sleeping
• extinct
• active
• invisible

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

• Caldera
• Cinder Cone
• Composite Volcano
• Shield Volcano

Volcanoes that are NOT found at plate boundaries occur in the middle of plates in areas called ___________. 

• hot spots
• mid-ocean ridges
• fissure volcanoes
• shield volcanoes

What are solid rock fragments that are ejected during a volcanic eruption?

• Lahar

• Magma
• Pyroclastic Material
• Silica

Volcanoes are found...

• on land
• under water
• on islands
• all of the above

What is the principal ingredient to all types of magma?

• Iron
• Magnesium
• Silica
• Water

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

• Aa
• Lava
• Magma
• Pahoehoe

Beneath a volcano, magma collects in a:

• magma chamber
• magma pocket
• vent
• hole