NewScientist The Last Word - Tag 'tunnel' details

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incredible vacuum cleaner? If you were to take a huge long tube with both ends covered over and stick one end up into space and leave the other one here, before uncovering both ends, would there be a huge vacuum effect? Assuming the tube is strong enough not to be crushed!
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Categories: Environment.

Journey to the centre of the earth? If I was to take a huge heat-proof tube and stick it through the very centre of the earth and then jumped down it, what would happen when I reached the middle? Would I float at the very centre?
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Last edited on: 2009-08-22 12:30:45

Categories: Planet Earth.

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