Tuesday, September 29, 2009

GEOLOGICAL PERIODS

1. All the geological periods from oldest to current are Cambrian, Ordovician, Silurian, Devonian, Carboniferous, Permian, Triassic, Jurassic, Cretaceous, Tertiary, and Quaternary.

Can
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Swim
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Please
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Quietly

EARTHQUAKES V.S VOLCANOES




Well to me neither one is more dangerous than the other. It really just depends on if many people live in that area. Both are very dangerous and can cause many deaths to many lives. If an earthquake or volcano eruption occurs in a place without people then it isnt't dangerous to people. But if this was to occur in a place with many people then the event can become very dangerous.




  • EARTHQUAKE- A major earthquake that occured in China May 12 and had a magnitude of 7.9


  • VOLACNO ERUPTION- A major volcano eruption that occured is Nevada del Ruiz, in 1985 killing 23,000 people.


Wednesday, September 23, 2009

UNCONFORMITIES

D comes first because all the other letters lie on D. A is an unconformity and goes through D. E is next and that also goes through D because it also is an unconformity. B comes after E because C lies on all the rocks making it the youngest. The unconformities are cause by something shifting the formation of the rock.

Monday, September 14, 2009

TRIP TO CHINA




  • The deepest mine in the world is 3.6 kilometers and that mine is called TauTona in South Africa.



  • You would have to dig 6378 km of rock.



  • My friends and I are taking a trip to China. I have found another way to travel to China without flying or taking a ship. I have discovered a way to go straight through the Earth. Right now we just started on our way down. we are passing the crust and there is a lot of dirt. as we go down further i start to see red clay. the transporter starts to move faster and i can barely see out of the heat resistance windows. i start to feel a bit hotter as i travel down so i look out the window. i suspect that we have now reached the mantle. we have ben traveling at super thspeed through the mantle for a good half hour. then we reached the outer core. all i see out the window is a thick liquid. i learned back in my science class that the liquid is iron. im looking out the window when all of a sudden boom! boom! i think we have reached the inner core. the inner core is made if solid iron. so i turn in our drill on the tip of the transporter and we start to drill through the core. it takes a while but we finally make it to the other side. From there the rest of the trip was like the beginning but was just in reverse. We went through the outer core, mantle, and then finally the crust. We popped out the ground and everyone around us were startled. When we got out of our tunnel all the people ran to it. out of no where heated magma began to rise and then splatered into the air.


Thursday, September 3, 2009

GRADE FOR BLOG POSTS

For my blog posts this quarter, i think i deserve an A. I think this because I have work hard on making sure all my blogs have the required requirements. i made sure I have correct spelling and that the sentences flow together. I have had to edit my blog because they didn't make sense the first time I wrote the blog. I also made sure that i got all my blogs finished by the due date.

Tuesday, September 1, 2009

THE TYPES OF ROCKS

The two main types of igneous rock are intrusive and extrusive rock. Intrusive rock could include diorite. Diorite is a coarse-grained rock that contains a mixture of feldspar, pyroxene, hornblende and quartz. An example of extrusive rock could be andesite. Andesite is a fine-grained rock composed mainly of plagioclase with other minerals.


The two main types of metamorphic rocks are foliated and non-foliated. A foliated metamorphic rock could be gniess. Gneiss is a rock that has a banded appearance and is made up of granular mineral grains. A non-foliated metamorphic rock is marble. Marble is produced from the metamorphism of limestone.


Two main types of sedimentary rocks are clastic and chemical sedimentary rocks. An example of clastic is breccia. Breccia is composed of large angular fragments. An example of chemical is limestone. Limestone is a rock that is composed of calcium carbonate.