Training in geology, geophysics, geochemistry, biology, biochemistry, mathematics, statistics, engineering, atmospheric science, remote sensing, and related fields can...Over geologic time, volcanic eruptions and related processes have directly and indirectly benefited mankind: Volcanic materials ultimately break down and weather to form some of the most fertile soils on Earth, cultivation of which has produced abundant food and fostered civilizations.
Which statement best describes this eruption?This is a quiet eruption caused by low-viscosity magma. (revised March 2008): U.S. Geological Survey Fact Sheet 002–97, 2 p., https://doi.org/10.3133/fs00297. Assessing the relative threats posed by U.S. volcanoes identifies which volcanoes warrant the greatest risk-mitigation efforts by the U....At least 170 volcanoes in 12 States and 2 territories have erupted in the past 12,000 years and have the potential to erupt again. It’s a bird, it’s a plane! This template will help classify the following birds: blue jay, robin, cardinal, canary, and pelican. Join now. e3radg8 and 15 others learned from this answer Volcanoes happen when magma rises to the surface of the earth, which causes bubbles of gas to appear in it. Which words identify stages of volcanic activity? Correct answer to the question Hannah is concerned about the increase in the cases of obesity in her state. a. so he can have a vacation b. to watch out for them on the trip c. because she is on a break from school d. to keep them from get - edu-answer.com The explosivity of an eruption depends on the composition of the magma. As the magma that forms a brand-new eruption rises up from the hot depths of the mantle, it begins to cool, on its way to becoming rock. You can refuse to use cookies by setting the necessary parameters in your browser.I believe the correct answer is D, Cultural Knowledge Once bubbles exist, their growth is controlled by inward diffusion of gases 10, 11, as well decompressive expansion as the magma rises up a chamber or conduit system (2). They can blast out clouds of hot tephra from the side or top of a volcano. Since then, scientists have verified and refined this theory, and now have a much better understanding of how our planet has been shaped by plate-tectonic processes. what is the measure of fi? During the past 4,000 years eruptions have occurred at an average rate of about 2 per century. Magma is basically a molten lava. This chart shows 13 volcanoes on a map of Washington, Oregon, and northern California and time lines for each showing the ages of their eruptions.Most volcano hazards are associated with eruptions. The geologic forces that generated volcanoes in the eastern United States millions of years ago no longer exist. Magma that has erupted is called lava.Some volcanic eruptions are explosive and others are not. A volcano is an opening in Earth's crust where magma breaks through, raining down molten rock, ash and gases. Since it is lighter than the solid rock around it, magma rises and collects in magma chambers. This makes the volcano's summit about 17 km (10.5 mi) above its...Scientists use the term magma for molten rock that is underground and lava for molten rock that breaks through the Earth's surface.There are many paths to becoming a volcanologist. ★★★ Correct answer to the question: How can a writer use/manipulate genre conventions for effect - edu-answer.com . Hope this helped:)By using this site, you consent to the use of cookies. These little blebs of melt migrate upward and coalesce into larger volumes that continue to move upward. Deep within the Earth it is so hot that some rocks slowly melt and become a thick flowing substance called magma. Beneath a volcano lies a magma chamber, a reservoir of a single large body of molten rock.
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which statement explains what happens as magma rises inside a volcano?