kinetic theory device, low voltage DC power supply
Description:
Wire
the
power
suppply
to
the
kinetic
theory
device
and
vary
the
voltage
output
between
3
and
6V.
The
speed
of
the
'molecules'
varies
with
the
voltage,
showing
the
effect
of
temperature.
Adding
cardboard
disks
to
the
tube
shows
the
effect
of
pressure.
PIRA 4D30.10