Large Ball and Ring Stand , 4A30.20

Location:

• Cabinet: Thermodynamics Cabinet

• Bay: (A3)

• Shelf: #1

attachment:4A30-20_01.jpg

Description:

This demonstration has a ball and ring with stand. It demonstrates the thermal expansion of the material by heating the ball.

Setup:

1. Make sure that you have all apparatus in above table.
2. First, show students that the ball can get through the ring.
3. Heat the ball by the burner. It may take a lot of time, so just put it on the iron ring tripod and heat it.
4. Then Put the ball over the ring. This time the ball should cannot get through the ring.

Cautions, Warnings, or Safety Concerns:

1. Use caution with the burner.
2. Wear safety glasses and grove for your safety.

Demonstration:

This demonstration show the thermal expansion property of the material.

References:

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[:ThermalProperties:Thermal Properties of Matter]

[:Demonstrations:Demonstrations]

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