Tuesday, 7 June 2011

Our Earth

We have some questions about what is happening to Our Earth at the moment. There have been earthquakes, tsunami and volcanoes. We started with Volcanoes and looked at how they come through the earths crust. We made some volcanoes in the sandpit to see what it would look like.
We found some rock that had been thrown out of a volcano. It was rock with holes in it. We made hokey pokey to see how the air was trapped inside when it cooled.



Making Volcanoes in the sandpit. Look how the lava flows down the side. Can you see the bubbles?
We made hokey pokey which was very hot. It bubbled like lava and caught air inside it when it cooled just like the rock from a volcano.


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