Originally Posted by
trekker pete
To supramax's statements concerning dropping stuff and galileo, similar shaped object weighing something close resonably close to each other will drop at approximately the same speed over a relatively short distance. The same object dropped from higher distances will certainly NOT drop at the same speed. Given similar aerodynamics, the lighter object will reach terminal velocity at a lower speed. It's not even open to debate. It is a fact. More weight=more force. More force=higher terminal velocity
I don't know what you mean by the word 'fact', but you're incorrect. A 50 lb dumbbell dropped at the same time and from the same height as a penny, will reach the ground the same time the penny does.