測試各種不同物質傳熱速度之差異
直接加熱式：三角鐵架一台，可加熱之支持架一個
附四種材質不同試棒，銅、鐵、鋁、塑膠，並附感溫變色紙一筒。
*需自行組裝*
Demonstrates the rate of heat conduction in 4 different materials. Unit is equipped with 4 rods, each of different materials equally spaced on a steel disk and mounted on an steel stand.
The rods are aluminum, brass, steel, and plastics, and each has a cavity in the outer end for holding paraffin.
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