Quick Answer:The Wood & Metal Cylinder is a 200 x 30mm (dia.) rod made in two halves, one metal and one wood, for comparing how well the two materials conduct heat away.
Last updated: 18 October 2026
Key Features
Cylindrical rod made of two halves: metal at one end, wood at the other.
Size 200 x 30mm (dia.).
Paper wrapped round it scorches quickly over the wood but stays uncharred over the metal.
Technical Specifications
Specification
Value
Size
200 x 30mm (dia.)
Construction
Two halves, one metal and one wood
How It Is Used
Wrap paper tightly round the cylinder so that it covers both halves, then hold the rod briefly above a Bunsen flame. The paper touching the wood is quickly scorched while the paper touching the metal remains uncharred, because the metal conducts the heat away from the paper.
Frequently Asked Questions
How is the Wood & Metal Cylinder used?
Paper is wrapped tightly round the rod and held briefly above a Bunsen flame. The portion in contact with the wood scorches quickly, while the portion in contact with the metal remains uncharred.