Volcano QuizVersion en ligne Test your knowledge about volcanoes with this fun quiz game! par Pete T 1 What is a volcano? a A type of rock. b A large body of water. c A mountain that erupts with lava, ash, and gases. d A tall building. 2 What causes a volcano to erupt? a Rainfall. b Earthquakes. c Strong winds. d The buildup of pressure from molten rock beneath the Earth's surface. 3 What is the main difference between a shield volcano and a stratovolcano? a Shield volcanoes are found only on land, while stratovolcanoes are found in the ocean. b Shield volcanoes have gentle slopes, while stratovolcanoes have steep slopes. c Stratovolcanoes have more frequent eruptions than shield volcanoes. d Shield volcanoes are taller than stratovolcanoes. 4 What is pyroclastic flow? a A volcanic eruption that produces only ash and no lava. b A type of volcanic rock. c A large crater formed by a volcanic eruption. d A fast-moving current of hot gas and volcanic matter. 5 What is volcanic ash made of? a Sand and soil. b Tiny particles of pulverized rock, minerals, and glass. c Water vapor. d Molten lava. 6 What is the Ring of Fire? a A major area in the basin of the Pacific Ocean where many earthquakes and volcanic eruptions occur. b A popular amusement park ride. c A type of volcanic rock formation. d A volcanic crater filled with water. 7 What is a caldera? a A deep underground cavity filled with magma. b A type of volcanic rock. c A small hill formed by a volcanic eruption. d A large volcanic crater formed by the collapse of a volcano. 8 What is a volcanic eruption column? a A vertical cloud of volcanic ash and gas that rises into the atmosphere. b A type of volcanic rock formation. c A volcanic eruption that produces only lava and no ash. d A large hole in the ground formed by a volcanic eruption. 9 What is a volcanic bomb? a A large rock ejected from a volcano during an eruption. b A small volcanic island formed by a volcanic eruption. c A type of volcanic rock formation. d A type of explosive used in volcanic eruptions. 10 What is the largest volcano on Earth? a Mount Kilimanjaro in Tanzania. b Mauna Loa in Hawaii. c Mount Fuji in Japan. d Mount Everest in the Himalayas.