A. The process by which molten rock can enter the ocean。 B. The formation of hydrothermal vents。 C. The differences between geysers and hydrothermal vents。 D. The mineral composition of hydrothermal vent chimneys。 2.According to the professor, what is the main difference between geysers and...
Passage 4(原创)Lava is the molten rock when it flows out of a volcano, which can be as hot as 2,000 Fahrenheit.1 . So, what's so dangerous about a volcanic eruption?Sometimes lava doesn't flow out of a volcano, but instead it explodes. When the exploding mixture of hotgas lava an...
molten rock called plumes rise to form volcanoes in the planet's crust. This spot is called a hotspot, and it creates atype of volcano not associated with a plate boundary. Yellowstone has produced three calderatypes of volcanic explosions: The first happened 2.1 million years ago at Huckleberr...
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Professor: As we've discussed, Earth's crust is made up of large plates that rest on a mantle of molten rock.These plates…uh…now these tectonic plates support the continents and oceans.Over time, the tectonic plates move and shift, which moves the continents and the ocean floors too.Onc...
minerals that had been carried in the molten rock from the bowels of Earth. Now, other forms of life could take hold: ferns and mosses (two of the most ancient types of land plants) that flourish even in rock crevices. These plants propagate by producing spores–tiny fertilized cells that...
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A process for the increase of the wear - strength in the case of molten rock cast productsMAURITZ DR-ING KURT
Define fissure. fissure synonyms, fissure pronunciation, fissure translation, English dictionary definition of fissure. n. 1. A long narrow opening; a crack or cleft. 2. The process of splitting or separating; division. 3. A separation into subgroups or
This hot molten rock heats the solid rock above it to as high as five hundred degrees Celsius.And this heated solid rock, then heats the ocean water that flows over it.Now remember, the high pressure of the deep sea, allows water to stay liquid at such a high temperature, so it can ...