Geobulletin alpha

News from the Geoblogosphere feed

New from Snet: Lithologs, a new tool to create lithological/sedimentological logs online..

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Different densities of Earth's layers

'From an orange to the whole Earth; using an orange to model different densities of the Earth’s layers'. The orange is analogous to the Earth in having a relatively dense centre (mantle/core) and a much less dense skin (crust). More activities about the structure of the Earth can be found on our website in Teaching strategies or by using the search engine or alphabetical index. | Impressum