>Ok, I think this one is actually relatively easy - but I find it interesting nonetheless.
>
>Assume that the Eiffel Tower has a mass of 8000 tons, and a height of 300 m.
>
>What would be the mass of a model, made to scale - accurate in every detail, and made from the same material - having a height of 30 cm.?


16 lbs - I think. But I'm bad at these things.