actually I wonder how much helium you'd need
per pound to lift something
(
kitty meow meow,
Mon 22 Sep 2003, 17:59,
archived)
a tonne of feathers
(
Sunshine Elephant,
Mon 22 Sep 2003, 18:07,
archived)
doesn't fall as quickly as a tonne of bricks
unless it's all compressed
(
kitty meow meow,
Mon 22 Sep 2003, 18:09,
archived)
I might try it
this coming week, actually!
(
adr,
Mon 22 Sep 2003, 18:07,
archived)
hurray!
I could probably sneak into a lab to do it, but I don't know how I'd measure the volume used
(
kitty meow meow,
Mon 22 Sep 2003, 18:10,
archived)
0.178 kg/m^3
(
djol,
Mon 22 Sep 2003, 18:17,
archived)
honestly?
It should have something to do with temperature no?
(
kitty meow meow,
Mon 22 Sep 2003, 18:21,
archived)
much as i'd like
to impress you with my vast knowledge of all things helium related, I have to admit I got that figure from a hot-air ballooning site.
(
djol,
Mon 22 Sep 2003, 18:27,
archived)
Belatedly...
(
psychobabble,
Tue 23 Sep 2003, 11:11,
archived)