4 ms·
> but you can derive almost as much experimental entertainment by dropping, say, a ping-pong ball and a similarly sized marble or ball bearing. in a vacuum cha
by mkagenius 12y ago
> but you can derive almost as much experimental entertainment by dropping, say, a ping-pong ball and a similarly sized marble or ball bearing.
in a vacuum chamber, right? In air they wouldn't behave same.
- anigbrowl 12y agoPing-pong ball was a thoughtless example, but many things of different weights will be Good Enough for the junior experimenter, eg plastic ans steel pipe sections dropped straight downwards.
- colomon 12y agoI demonstrated it to my son this morning by filling up one of two boots with coins and demonstrating both boots still fell at the same speed despite the weight difference.