Was sind Vulkane? von Vero Punkfish | 06.02.2022 | 0 Kommentare Welcome to the first Knowledge review: What are volcanoes? Good luck! You can repeat as often as you like. A Hawaiian eruption…. ... is a sometimes long lasting, relatively benign eruption involving very liquid lava ... can only happen under water ... can only happen in Hawaii ... is a huge, explosive eruption The VEI (Volcanic Explosivity Index) measures… ... the amount of tephra expelled, and the height of the eruption column ... the loudness of an eruption .... the length of the lava flow ... the amount of sulfur expelled How can you describe a phreatomagmatic explosion? When magma and water mix, the rapid transfer of heat from the molten rock to the water can lead to fracturing, pressure rise, and explosion Whenever lava hits the water, the ocean explodes in a phreatomagmatic explosion All volcanic eruptions are phreatomagmatic explosions A phreatomagmatic explosion happens when the magma hits oil How many active volcanoes are known on Earth? 20000 37 1900 150 Identify this volcano Shield Volcano Glaciar Volcano Caldera Lavadome Lahars... ... are mudslides caused by rain following a volcanic eruption ... are lava caves ... are acid rainfalls ... are volcanic lakes Where are most volcanos located? In the desert At the coast In the middle of the continental plates Along the edges of continental plates How do we call the molten or partially molten material driving volcanic activity? Earth’s core and crust Moonstone Under the surface of the Earth lava, above the surface magma Under the surface of the Earth magma, above the surface lava Identify this volcano Stratovolcano Shield volcano Caldera Ash Cone A Plinian eruption… ... happened in 1991 in the Philippines All answers are correct ... belongs to the most explosive type of eruptions .... is named after Pliny the Younger, who described the eruption of Vesuvius that destroyed Pompeii How are volcanoes called that emerge far away from the plate boundaries? Hot Spot Volcanoes Geysers Stray Volcanoes High tide Volcanoes Identify this volcano Fire Volcano Ash Cone Stratovolcano Shield Volcano Name Email I agree that Punkfish Diving sends me my Volcano Diving Diploma and subscribes me to the Newsletter. No Spam, just some information from time to time, and I can always unsubscribe. Time's up 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.