MAGDEBURG HEMISPHERE 3-1/2 PK/2
Price - $6.60
7-805Magdeburg
Hemisphere
A classic in the field of teaching
about vacuums! In a modern
application of the famous
17th-Century experiment, you
can demonstrate the force of
air pressure without a vacuum
pump. When the two cups
are pressed together, the air
is evacuated and a vacuum is
created, separating the discs
will be an interesting challenge
for your students. Made from
rubber 3-1/4" diameter
(set of 2). With instructions.
(3-1/4" x 3-1/4" x1/4"; .5Ibs).
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