Geologically, Vesuvio is unique for its unusual versatility. Its activity ranging from Hawaiian-style release of liquid lava, fountaining and lava lakes, over Strombolian and Vulcanian activity to violently explosive, plinian events that produce pyroclastic flows and surges.
On May 18th, 1980, one of the most prominent volcanic eruptions in US History took place in the state of Washington. Mount St. Helens had been dormant for almost 100 years before March 15th. On this day, two months before the eruption several small earthquakes shook the earth. This indicated a magma buildup below the surface, and the first minor event that would lead to one of the greatest eruptions the US has ever known. Following the first set of earthquakes, “Steam explosions blasted a 60- to
in history. Mt. Vesuvius has erupted about three dozen times and was the most disastrous due to the large population around the area. The volcano, which is still active today, is a stratovolcano. A stratovolcano has pyroclastic flows and erupt explosively and violently. Pyroclastic flows don't necessarily look exactly like “flowing eruptions”. These eruptions are not the “flowing” type of eruptions because they are eruptions with explosions and blowing clouds that fill the air. These clouds are usually
volcano is well populated; however there are precautions put in place in order to avoid a loss as large as the one in 79 AD. Geologic Process Mount Vesuvius is classified as a stratovolcano because its eruptions are very explosive and involve pyroclastic flows (Bagley). It is one of the volcanoes found in the Campanian volcanic arc. Some of the other volcanoes in the area Fortunately, during the eruption of 79 AD, there were firsthand reports describing the volcano in detail, written by Pliny the Younger
The Eruption of Vesuvius Sebastian Pether’s piece of work called The Eruption of Vesuvius (1835) combines the silver watery reflection of the moon with the hot red molten lava that is flowing down its mountainsides. Though during Pether’s generation he wasn’t the only one to paint the well-known Mount Vesuvius, Joseph Wright of Derby also painted 30 paintings of the volcano. This art piece is currently located at the Nelson-Atkins Museum of Art. The piece is oil media on panel that is framed
Archaeology There is a saying that goes: One must first have an understanding of the past in order to proceed into the future. An archaeologist’s job, therefore, is very important because they have the crucial role of interpreting the past through archaeological finds. How does an archaeologist go about doing this? How does he interpret his findings? How are the artifacts that he finds related to the behaviors of past humans? Concepts such as patterning and middle range theory are the main tools
ion flow, permit Na+ or CL- to migrate across the cell membrane. The question now is, what causes the protein channels to open to Na+ or Cl-. In essence, there are three manners in which the ion flow can come about. The simplest way in which neurotransmitter-receptor binding can cause the opening of the protein channels is when the receptor is located immediately on top of the protein channel. Once a neurotransmitter binds on to the receptor, it causes the protein channel to permit ion flow. Receptors
Are young people in today's society enamored with themselves? Do they care about others? Are they unfeeling; show little or no interest or emotion; unresponsive, indifferent; passionless or void of feeling? What is the cause or reason for apathy in young folks today that wasn't there a hundred years ago? Quite possibly it is a lack of mental stimulation. As responsible citizens of the United States, we should decide to not put up with indifference but encourage young people to get involved in their
Diameter on flow rate. - the effect of Pipe Diameter on liquid flow (turbulent/laminar) 2) The effect of Temperature of liquid on flow rate. - the effect of Temperature on liquid flow (turbulent/laminar) 3) The effect of the Vertical height between source and destination of the fluid on flow rate. - the effect of Vertical height on liquid flow (turbulent/laminar) 4) The effect of the Liquid's Viscosity/Density on flow rate. - the effect of Viscosity on liquid flow (turbulent/laminar)
mixture takes to flow from one receptacle to another. The longer it takes to flow, the more viscous the mixture. The solution which is created from mixing cornflour with water is a gel. The flour forms a suspension in the water. Gels are created by mixing liquid and solids together to form a jelly-like mixture. A gel is a semi-solid which can move around, but not as freely as a liquid. Within a gel, the solid makes a kind of network which traps the liquid and makes it unable to flow as freely as
Against the Flow The stereotypical American teenage girl follows the entertainment industry as if it were her livelihood. She listens to pop, rap, and R&B. She goes shopping almost every weekend for the next midriff-baring fashion. Television is scheduled into her day as if the VCR had never been invented. She is on top of the trends, ready with plastic in hand for anything the market will push her way. I am not your typical teenage girl. I like to see movies, but often put everything else
'Rising Tide' Chronicles Flow of Changes John M. Barry's Rising Tide: The Great Mississippi Flood of 1927 and How It Changed America, takes us back 70 years to a society that most of us would hardly recognize. In 1927, the Mississippi River flooded 27,000 square miles from Illinois and Missouri south to the Gulf of Mexico. No one expected the government to help the victims. President Calvin Coolidge even refused to visit the area. As a result, the flood created and destroyed leaders: Herbert
and Resistance in a Themistor Aim To investigate the relationship between temperature and resistance in a thermistor. Introduction A current is the flow of charge round a circuit, this can be in the form of ions in a liquid or electrons in a metal. Resistance is anything that slows the flow of electrons round the circuit. Ohm's law states that the voltage is equal to the current multiplied by the resistance - V=IR This can be re-arranged to say
The Circular Flow Model Accompanied by Reverse Flows The circular flow model is defined as the flow of resources from households to firms and of products to firms from households. These flows are accompanied by reverse flows of money from firms to households and from households to firms. The circular flow is comprised of the resource market, households, product market, businesses, and the government. Macroeconomics - The study of the aggregate (total) Behavior of the whole economy. Macroeconomics
detail. Facts on Resistance: I have shown how resistance occurs. · WIRE · ATOMS · ELECTRONS Resistance occurs when the electrons traveling along the wire collide with the atoms of the wire. These collisions slow down the flow of electrons causing resistance. Resistance is a measure of how hard it is to move the electrons through the wire. Factors: 1.Temperature: If the wire is heated up the atoms in the wire will start to vibrate because of their increase in energy
will be proportional to current. The current is the flow of electrons. You can compare a wire to a water pipe. The flow of electrons is like the flow of water. The voltage is the push of electrons, which in equivalent would be the pressure of the water in the pipe. Therefore if you double the voltage, I think the current will also double. This is similar to doubling the pressure in the water pipe, which in affect, will double the flow of the water. The reason I will test my theory is
As I sat in front of my computer downloading my favorite song from Napster, I started to think about how hard it must have been to write a song so sublime with the way the words flow from one another, and how talented one must be to do so. I started to think how hard people work on their music for themselves and their fans, and how their fans don’t realize what they are doing every time they download a song off the internet. What they don’t realize is that it is messing over the people who worked
"It ever was, and is, and ever shall be, ever-living fire, in measures being kindled, and in measures going out" -Heraclites Without Man, the flow of energy across the earth is organic and uninterrupted. The Sun warms the plants, the plants grow, animals eat the plants, animals eat the animals, and the animals die and melt back into the ground. The sun warms that ground again and the next generation begins. Although 10% of the sun's original energy is expended with every transaction between organisms
learners prefer to learn around new ideas and concepts. The third continuum of learning is Visual and Verbal, this style is to do with the way in which the information is presented. Visual learners remember best what they see e.g. pictures, diagrams, flow charts, time lines, films, and demonstrations. Verbal learners get more out of words including written and spoken explanations. The fourth and final continuum of learning is Sequential and Global. This style is to do with the way in which learners
Resistance Introduction: In an electrical circuit, the current (flow rate of charge) depends on the battery voltage that causes the charge to flow through the circuit and the components in the circuit. A circuit consists of a bulb, a battery and a resistor. The bulb is like a resistor, it slows down the electrons and the battery pushes the electrons and gives them energy. A component is a resistor, it slows down the flow of electrons. The bulb acts as a resistor because inside the bulb