Ball And Ring.
This popular demo of metal expansion and contraction consists of a brass ball and ring mounted on steel rods with wooden handles. At room temperature the ball passes through the ring; when heated it will not. Includes instructions.
More info
This popular demo of metal expansion and contraction consists of a brass ball and ring mounted on steel rods with wooden handles. At room temperature the ball passes through the ring; when heated it will not. Includes instructions.
Customers who bought this product also bought:
- Pith Balls,...
$5.72
- Water Turbine.
$57.70
- Leyden Jar.
$19.58
- Fire Syringe.
$51.98
- Eddy Current...
$48.23
- Levitating...
$24.83
- Ring Thrower.
$173.20
- Plasma Globe...
$46.15
- Liquid...
$14.96
- Upper Comb,...
$14.44
10 other products in the same category:
- Solar Furnace.
$78.72
- Thermostat Model.
$15.31
- Precision Lex (English).
$288.70
- Precision Lex (Metric)
$300.25
- Alum Lex Rod.
$9.82
- Brass Lex Rod.
$19.58
- Cu Lex Rod.
$23.05
- Fe Lex Rod.
$7.22
- Bell Thermal Expansion.
$15.89
- Calorimeter, Economy
$41.93
No customer comments for the moment.