Ring & Ball with Stand

Ring & Ball with Stand

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  • Mounted on stand, with ball suspended from adjustable rod.
  • This unit demonstrates the expansion of metal with heat and its contraction when cooled.
  • When a ball or ring on a handle is heated, the ball will not pass through the ring, But when cooled the ball passes through the ring freely.
Item Dimensions: Base - L18 x W8 x D3cm
                             Stand - L30cm