Diving and Volcanoes: Final Exam von Vero Punkfish | 07.02.2022 | 0 Kommentare Welcome to your Diving and Volcanoes: Final Exam Name Email Which ingredients do you find in lava? Silicates, natrium, iron Scales A hard shell Blood, Sweat and Tears Which gas is heavier than air and can accumulate in volcanic lakes? Fluorin Nitrox CO2 Helium Which gas can react with water to form sulfuric acid? H2O SO2 CO2 CO The VEI (Volcanic Explosivity Index) measures… .... the length of the lava flow ... the amount of sulfur expelled ... the loudness of an eruption ... the amount of tephra expelled, and the height of the eruption column Small tephra particles from 2-64 mm are called: Lapilli Ash Restingolitas Lava Bombs A Hawaiian eruption…. ... is a huge, explosive eruption ... can only happen in Hawaii ... is a sometimes long lasting, relatively benign eruption involving very liquid lava ... can only happen under water When lava flows into the ocean…. ... it always forms a pyroclastic flow ... the sea level rises 2-3 meters ... water evaporates and acidic clouds can form ... Mammals come close to get warm in the spa-like conditions How do we call the molten or partially molten material driving volcanic activity? Under the surface of the Earth lava, above the surface magma Under the surface of the Earth magma, above the surface lava Earth’s core and crust Moonstone Lahars... ... are lava caves ... are acid rainfalls ... are volcanic lakes ... are mudslides caused by rain following a volcanic eruption Identify this volcano Fire Volcano Stratovolcano Shield Volcano Ash Cone How do basalt columns form? Lava solidifying very slowly Lava solidifying swiftly and in abrupt fashion Lava evaporates and restructures Lava flows into houses A barren, hard to access lava landscape is called Geyser Funnel Malpais Canyon Where did an underwater volcanic eruption close to the shore happen in 2011? El Hierro La Palma Bali Java Arches, Tunnels and caves… ... are frequent in volcanic underwater landscapes ... are usually man-made ... are boring and should be avoided ... exist around all active volcanoes How are volcanoes called that emerge far away from the plate boundaries? High tide Volcanoes Geysers Stray Volcanoes Hot Spot Volcanoes How many people did approximately get killed by volcanic eruptions since 1700? 25.000 1.500.000 12 300.000 How many volcanic eruptions happen every year worldwide? 10 5 250 50 How many active volcanoes are known on Earth? 37 150 20000 1900 Where was the most recent volcanic eruption on Canary Islands? Lanzarote La Palma El Hierro Tenerife How did the Canary Islands form? After a large earthquake Hot Spot Volcanism They did fall off the African continental shelf They were created by asteroids hitting the Earth Kommentar absenden Antworten abbrechenDeine E-Mail-Adresse wird nicht veröffentlicht. Erforderliche Felder sind mit * markiertKommentar * Name * E-Mail * Website Meinen Namen, meine E-Mail-Adresse und meine Website in diesem Browser für die nächste Kommentierung speichern.