For Vy - Volcanoes

Which type of volcano did you learn about?

What is the verb that means 'explode'?

What is the tube inside the volcano called, that lava flows up?

What is the hole on top of the volcano called?

What is the smoke that a volcano makes called?

What is the ring of active volcanoes called?

What comes out of a volcano?

What is lava called when it is inside the volcano?