Volcanoes

Which of the following terms are used to describe a volcano that may erupt at any time? 

• Dormant volcano
• Active volcano
• Extinct volcano
• Shield volcano

What is lava?

• Molten rocks inside a volcano

• Molten rock outside a volcano

• small rocks

• magma

A dead volcano is called what?

• active
• dormant
• extinct

Magma becomes lava when it reaches a volcano's ______.

• Vent

• Crater

• Chamber

• Mantle

Which ocean is surrounded by the Ring of Fire?

• Atlantic Ocean
  

• Indian Ocean

• Pacific Ocean

• Arctic Ocean