Essays Tagged: "Lava"

Should Manganese Nodules be Exploited as a Source of Metal? Should we continue exploiting manganese nodules as a source of metal, taking into consideration all the moral aspects.

,750 to 4,500 meter of water, very often near tectonic plate boundaries, as it is formed from risen lava solidified between diverging oceanic plates. Therefore, it has a very small growth rate, millim ...

(7 pages) 61 0 3.7 Dec/2002

Subjects: Science Essays > Chemistry

This essay is about the different types of volcanoes and how they are made. Includes a works cited page.

A volcano is an opening in the earth's surface through which lava, hot gases, and rock fragments erupt. These openings are formed when melted rock from deep in t ... penings erupt they shoot out huge fiery clouds over the mountain, and spew glowing rivers of melted lava down their sides. In some eruptions, red-hot ash and cinders shoot out the mountaintop, and lar ... h the central vent. Most of the magma is sent out through conduit walls, and form small channels of lava, while some just stay below the surface walls. Only a small fraction of the time will the volca ...

(5 pages) 88 1 4.3 Oct/2003

Subjects: Science Essays > Earth Sciences

It is about kilauea volcano in Hawaii.

Kilauea has been erupting lava and ash since January 1983 from the east rift zone on the main island of Hawaii and is the most ... gger than Kilauea but less active now.The main island of Hawaii is growing in size every day as the lava flows out into the ocean and forms lava benches. The lava flows through lava tubes that dump ou ... ean and forms lava benches. The lava flows through lava tubes that dump out into the ocean at these lava benches. As the lava benches grow they sometimes collapse. The collapses can be fairly small or ...

(4 pages) 55 0 4.2 Nov/2003

Subjects: Science Essays > Earth Sciences > Geology & Geosciences

Basalt Floods. The theory behind such occurences and the effects and evidence of such floods on the earth.

Basalt FloodsMillions of years ago, lava flows poured molten rock over huge areas of theworld. These eruptions, known as basalt floods, ... of magma apply pressure to the Earth's rigid crustuntil it cracks around huge, violent fountains of lava. It can take over amillion years to exhaust the magma supply completely and end the flood.The l ... e sometimes over 50 miles long. There are no big bangs- gasessimply bubble through the highly fluid lava without blowing it apart. Eachfissure disgorges sheet of molten rock above ground that may smot ...

(2 pages) 26 0 1.8 Jan/2004

Subjects: Science Essays > Earth Sciences

"Hawaii"- describes the geographic elements of the island

rfect timing of my arrival allowed me to step within inches of the newly erupted, yet barely moving lava. Walking on the lava from Kilauea, the twenty thousand foot high, ever-active, and simply incre ... Kilauea from any other volcano is its remarkable eruption history. Starting on January 3, 1983, the lava has yet to stop flowing. An amazing 500 acres of land has been added to the Island since 1995, ...

(5 pages) 80 1 4.4 Jan/2004

Subjects: Area & Country Studies Essays

The life of a family in Ancient Pompei

the Faun is the largest house inside the walls of Pompeii, that has been found under the layers of lava and ash which 'froze' the city about 1800 years ago. It was first discovered by the German arch ...

(6 pages) 27 0 3.0 Feb/2004

Subjects: History Term Papers

Lava flows

Lava flows are streams of molten rock that pour or ooze from an erupting vent. Lava is erupted durin ... our or ooze from an erupting vent. Lava is erupted during either nonexplosive activity or explosive lava fountains. Lava flows destroy everything in their path, but most move slowly enough that people ... in their path, but most move slowly enough that people can move out of the way. The speed at which lava moves across the ground depends on several factors.. type of lava erupted and its viscosity. st ...

(2 pages) 32 1 3.2 Feb/2004

Subjects: Science Essays > Earth Sciences > Geography

Fists of Rage

gh them. "There's no reason they'd suspect ive done it" once poured out of his mouth like scorching lava. Holding his acts as if they gave him a sense of pride.It's a half hour before our departure no ...

(5 pages) 22 0 3.5 Apr/2004

Subjects: Literature Research Papers > Creative Writing


Volcano is an opening in Earth's surface through which lava, boiling gases, and stone fragments erupt. Also known as an opening, which forms when melted ro ... in width as well as length. Most volcanoes are mountains, which were built up around the opening by lava and other materials thrown out during eruptions. Without a doubt volcanoes provide necessary se ... tions. Without a doubt volcanoes provide necessary services to nature in the world. The eruption of lava constructs land to the earth and seafloor, and volcanic products provide abundant soil for agri ...

(3 pages) 41 0 3.7 Jun/2004

Subjects: History Term Papers

Living on the plate margins

ean floor the plates are spreading. All along the mid ocean ridge, volcanic activity is pouring new lava out onto the seabed. As it hardens, it becomes new rock, gradually pushing the crust, on either ... an erupted volcanoHere are some advantages and disadvantages of living near a volcano:Good soilWhen lava breaks down it gives very fertile soil. On Mt Etna, farmers grow rich crops of grapes and other ...

(5 pages) 42 0 3.5 Jul/2004

Subjects: Science Essays > Earth Sciences > Geography

Earthquakes and Volcanic Eruptions: Protection versus Prediction.

. In places where it reaches the surface, as in volcanoes, it may even become fluid and flow out as lava. However, the mantle material as a whole is moving, too, if only by a matter of centimeters a y ... res.Similar risk maps should be made for the environment of active volcanoes. Valleys with possible lava or pyroclastic flows are especially dangerous, as was demonstrated during the 1990 Unzen erupti ...

(6 pages) 50 0 0.0 Dec/2005

Subjects: Science Essays > Environmental Science

Volcano Project

inds of blasts and flows. For example, MountKilauea has a non-explosive eruption, so that means the lava would run down the side, instead of it bursting out everywhere. The only problem is it can be v ... e three volcanoes also have history of seismic activity. Mount Kilauea had an eruption in 1983, and lava has covered 104 km, that is 7% of Kilauea's surface. When scientists stated mapping, they thoug ...

(4 pages) 21 0 3.0 Apr/2006

Subjects: Science Essays > Earth Sciences

Rock Cycle: Enviromental Managment

Liquid (molten) rock material solidify as magma (within the earth)or as lava (on the surface of the earth) to form igneous rock. the expose of rock to weathering and erosio ...

(1 pages) 1024 2 4.0 Jul/2006

Subjects: Science Essays > Environmental Science


another word... Envy. This envy is one which, when thrown to the top of the volcano spews out this lava we call hate. This envy that might possibly drive a man to take his own life in order to cause ...

(2 pages) 5 0 0.0 Oct/2001

Subjects: Literature Research Papers


e of the earth, the crystals are typically large. On the other hand extrusive rocks are formed when lava cools on the earths surface. The mineral Grain "Crystals" are usually small. Crystals are ...

(1 pages) 792 0 0.0 Aug/2001

Subjects: Science Essays > Chemistry

Mt Etna

just that.The explosion of Mt. Etna, although causing a spectacular sight of spewing ash, rock, and lava, threatened nearby villages of Mount Etna. A state of emergency was announced, causing many fam ... ly in the nearby village of Nicolosi, home to 6000 residents. However, a new fissure, which allowed lava to pour out towards the east, weakened the flow towards the village, causing the lava flow to s ...

(2 pages) 2581 0 0.0 Feb/2002

Subjects: History Term Papers


hen volcanic eruptions occur, magma carries the diamonds up to the surface of the earth. Kimberlite lavas carrying diamonds erupt at anywhere between 10 and 30 km/hour and increase their velocity to s ... elocity to several hundred km/hour within the last few kilometers. (Pough, 44) At the surface, this lava cools and turns into Kimberlite rock. That is why diamonds are often found in kimberlite, a vol ...

(5 pages) 24 0 5.0 Feb/2008

Subjects: Science Essays > Earth Sciences

Mount St. Helens

later, small earthquakes had started again. It looked like a big white cloud. There was no sign of lava. Scientists say that this is the kind of event they have been predicting. Scientist will contin ... notice a fine film of ash on their cars. (A9) There are no orders to evacuation yet and no signs of lava flowing from the volcano. The article in the Connersville News-Examiner also talks about how a ...

(5 pages) 12 0 0.0 Feb/2008

Subjects: Science Essays > Environmental Science

Shrek and the Code of Shivalry

ses Princess Fiona, but needs someone to rescue the princess from her castle which is surrounded by lava and guarded by a dragon. This story very much relates to the ideals found in the Code of Chival ... a dragon-guarded castle after having walked over a rickety bridge, suspended over a boiling lake of lava! That is a stupefying example of the 10th rule in the code of chivalry, "Thou shalt be everywhe ...

(3 pages) 4170 0 4.0 May/2009

Subjects: Literature Research Papers > European Literature


(1 pages) 1 0 0.0 Mar/2014

Subjects: Area & Country Studies Essays