At higher altitudes,
the air is thinner
(less atoms in the
same volume)
The first untethered manned hot
air balloon flight was performed
by Jean-François Pilâtre de Rozier
and François Laurent d’Arlandes
on November 21, 1783, in Paris,
France
“If the atmosphere was formed,
for example, by a gas such as
iodine vapor, which absorbs
visible colors, the air would be
violet,” says chemist Edvaldo
Sabadini, Unicamp.
Winter / Spring 2017 | ZEALOUSNESS MAGAZINE |