Question

A copper bar and a wooden bar are joined. A piece of paper is wrapped tightly around the join. The bar is heated strongly at the centre for a short time, and the paper goes brown on one side only. wood paper copper heat Which side goes brown, and what does this show about wood and copper? brown side wood copper A copper conductor insulator B copper insulator conductor C wood conductor insulator D wood insulator conductor

Answer 1

Answer:

copper is conductor wood is insulator

Explanation:

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