Volcanoes are amazing natural phenomena. They can be found on all seven continents, and they exist in some of the most extreme environments on Earth. Volcanoes are formed when magma from deep within the Earth rises to escape, and then cools into hard rock. Do you know what causes the steam that’s often seen angrily spewing out of a volcano? Why do volcanoes have different shapes? What is a caldera? How much do you know about volcanoes?Take the quiz and find out!
Each question has a time limit of 30 seconds. The quicker you respond, the greater your score. When you’re finished, attempt to beat your previous best score!