Recent content by BillClarkson

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    Graduate Cork in a water bucket, knowing our day-to-day world

    At rest in a 1g field, the buoyancy of the water on the cork is offsetting the pull of the spring. Buoyancy has to do with the mass of the water displaced -- that's why steel ships float! When you drop the apparatus, all the external forces disappear (in free fall). But the force of the...