http://www.primaryhomeworkhelp.co.uk/mountains/volcanoparts.html WebJul 26, 2011 · Nyiragongo is a stratovolcano. A crater at the summit of Nyiragongo contained a lava lake from 1894 to 1977. On January 10, 1977, the lava lake drained in less than one hour. The lava erupted from fissures on the flank of the volcano and moved at speeds up to 40 miles per hour (60 km/hr). About 70 people were killed.

Types of Volcanic Cones - National Geographic Society

WebMay 12, 2024 · 2. Vent. Magma is lighter than the solid rock around it, so it rises. Eventually, some of the magma pushes through vents creating a volcanic eruption. 3. Lava Flow. Magma that erupts is called lava. If … WebVent Parasitic cone A _________ is an opening where volcanic materials erupt at the Earth's surface, and can form on the flanks of a larger volcano in the case of a ___________. Conduit A pipelike feature through which magma travels upward from an underground magma chamber is called a ____________. Magma chamber cra infographic

13 Parts of a Volcano: The Anatomy of Volcanoes

Webexplosive volcano vent. Heavy debris falls rapidly from the sky and flows down the flanks of the volcano, mostly as pumice. In fact, this type of flow is sometimes known as a “pumice flow.” The higher the volcanic debris is thrust into the air, the further it will fall by force of gravity, gaining momentum along the way. WebAug 2, 2013 · The flank of a volcano is the ridge at the top opening of the volcano that was created by lava deposits during eruption,æ Volcano flanks are very unstable and can … WebA flank eruption is a volcanic eruption which occurs on the flanks of a volcano, instead of at its summit. Such eruptions occur when the conduit connecting the summit to the magma chamber below is blocked, forcing the magma to move laterally. Overview [ edit] At some volcanoes, flank eruptions are common, and occur along clearly defined rift zones. diy merry christmas card