Four rods of the same thickness but different materials were placed in a tank of hot water. A drop of wax was placed on the end of each rod. On which rod will the wax melt the FASTEST?
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Worked Solution
Step 1: Heat travels through materials via conduction.
Step 2: Metals are good conductors of heat.
Step 3: Copper is a metal and will transfer heat to the wax faster than the other non-metal materials.
Correct answer: Copper rod
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