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Quick Details

  • Subject: Physics
  • Brand Name: YOUSHANG
  • Model Number: IH194
  • Place of Origin: Zhejiang, China (Mainland)
  • Keyword: Ball
  • Material: Metal
  • CERTIFICATE: ISO9001
  • Color: Black
  • Quality: High
  • Product name: Ball
  • Application: School
  • Type: Physics Instruments
  • Feature: Durable
  • Size: 25*13*4cm

Packaging & Delivery

Packaging Details 15 sets in a pack.
Delivery Time 20-30 days

Demonstration Model   Ball with a Ring Thermodynamics 

Product Description

 Demonstrates expansion of metal with heat and its contraction when cooled. When the ball is heated, it will not pass through the ring, but when both are the same temperature, the ball passes through the ring freely. Brass Ball and Ring are mounted on a steel rod set into  wooden handles.

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