Category: Geology

How are continental glaciers formed?

How do the Continental Glaciers Form? The formation of continental glaciers occurs in places where there is much of snowfall compared to the rest. After falling, the snow begins to compress and then becomes more tightly and densely packed. It changes from light, fluffy light crystals to rounded ice pellets. Which continental glacier is? Continental

What are the products of mechanically weathered granite?

Hydrolysis is the chemical weathering of minerals by a mildly acidic water that forms when rains dissolves trace gases in the atmosphere. The reaction of feldspar minerals in granite with rainwater produces kaolinite, white clay known as “China clay” used in the production of porcelain, paper and glass. What are the products of weathering granite?

Wie sieht Basalt aus?

Aussehen. Basalt ist für gewöhnlich dunkelgrau bis schwarz. Er besteht zum größten Teil aus einer feinkörnigen Grundmasse. Gröbere, mit bloßem Auge zu erkennende Einsprenglinge sind relativ selten, können aber bei einigen Basaltvarietäten häufiger vorkommen. Wo finde ich Basaltsteine? Basalt ist, betrachtet man sowohl die Festländer als auch den Grund der Meere, das Gestein mit der

Which supervolcano is most likely to erupt?

What supervolcano is most likely to erupt next? The researchers say that an extra four cubic kilometres of magma builds up in Toba every thousand years. This means that next equivalent super-eruption would occur in 600,000 years – though smaller ones could happen in the meantime. What is the most active supervolcano? Taupo erupted 22,600

What is the temperature of the inner core in Fahrenheit?

9,392° Fahrenheit9,392° Fahrenheit). The pressure is nearly 3.6 million atmosphere (atm). Is the inner core 9000 degrees Fahrenheit? Estimates of its temperature vary, but it is probably somewhere between 9,000 and 13,000 degrees Fahrenheit (5,000 and 7,000 degrees Celsius). Above the inner core is the outer core, a shell of liquid iron. What is the

What can occur on a steep slope during an earthquake?

Groundshaking due to earthquakes destabilises cliffs and steep slopes, causing landslides and rockfalls as a significant side-effect. Heavy rain and unconsolidated or fractured rock are exacerbating factors. Subsidence, or lowering of the ground surface, often occurs during earthquakes. How do earthquakes affect slope stability? Earthquakes and slope stability Earthquakes produce horizontal and vertical accelerations in

What are the sparkles in granite?

Mica In Granite Countertops Explained: quartz, feldspar, and in some cases mica. Mica is usually what makes the granite slab look beautiful by giving off a reflective three dimensional appearance that sparkles. What are the shiny flakes in granite? Feldspar is a major component of granite. It shows up in many different colors but can

How is magma generated from solid rock?

Magma can be generated from solid rock through the three processes of heat transfer, flux melting, and decompression melting. How does magma form from solid rock? As the denser tectonic plate subducts, or sinks below, or the less-dense tectonic plate, hot rock from below can intrude into the cooler plate above. This process transfers heat

How Mount Pinatubo was formed?

It is a subduction-related volcano, formed by the Eurasian Plate sliding under the Philippine Mobile Belt along the Manila Trench to the west. Molten material related to the complex tectonics associated with the subducting slab, rises through the lithosphere and generates the volcanism typical of subduction. What caused Mt Pinatubo to form? Mount Pinatubo lies

What is the theory of plate tectonics answer key?

The theory of plate tectonics states that the Earth’s solid outer crust, the lithosphere, is separated into plates that move over the asthenosphere, the molten upper portion of the mantle. Oceanic and continental plates come together, spread apart, and interact at boundaries all over the planet. Why are plate tectonics answer key? Plate tectonics explains

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