Volcanoes

Today we're going to continue talking about volcanoes and types of rocks.  Answer the following in your books:

1. Where is Mt. Etna? - http://maps.google.co.uk/maps?hl=en&q=mt.+etna&um=1&ie=UTF-8&hq=&hnear=0x1316aa3714a7a0eb:0x1d0b042aa5c52a70,Mt+Etna&gl=uk&ei=NNweT6S3D8aBOvDp-cMO&sa=X&oi=geocode_result&ct=title&resnum=1&ved=0CBwQ8gEwAA
2. Briefly explain how sedimentary rocks are formed - http://www.fi.edu/fellows/fellow1/oct98/create/sediment.htm
3. What does lava form when it cools down? - http://www.fi.edu/fellows/fellow1/oct98/create/index.html
4. Use this interactive site to find out what type of lava creates shield volcanoes - http://dsc.discovery.com/convergence/pompeii/interactive/interactive.html
5. Use the link from above to create a volcano - What things came out of your volcano? Write down at least three.
6. Use the slideshow on this page to find out how far tectonic plates move each year - http://news.bbc.co.uk/1/hi/sci/tech/7533964.stm
7. Where are most volcanoes found? Use the link form the previous question.

Try these once you're done - http://www.fi.edu/fellows/fellow1/oct98/puzzles/layers/layer1.htm
http://www.stopdisastersgame.org/en/playgame.html

Catastrophe

In this unit, we'll be looking at how Volcanic eruptions happen, and how they can be dangerous.  Answer the following questions in your books using the links to help you -

1. What is the difference between lava and magma? - http://www.universetoday.com/27908/what-is-the-difference-between-lava-and-magma/
2. How can erupting volcanoes be dangerous? - http://www.universetoday.com/29667/volcano-dangers/
3. Complete the activity on this link - http://dsc.discovery.com/convergence/krakatoa/interactive/interactive.html.  What is a caldera?
4. What other problems did the eruption of Mt. Krakatoa cause?
5. What does a seismogrpah do? - http://www.thetech.org/exhibits_events/online/quakes/seismo/
6. Where do you find the Earth's crust, and how thick is it? - http://www.wisegeek.com/what-is-the-earths-crust.htm

try these once you're finished - http://dsc.discovery.com/convergence/krakatoa/puzzles/puzzles.html , http://www.stopdisastersgame.org/en/playgame.html