The use of iron for tools and weapons developed later than the use of copper because iron __________.
(Complete the sentence with the appropriate explanation.)
Answer (2)
Iron is very brittle, and can break very easily. This drove the development of Bronze which is much tougher in that regard.
Iron was used for tools and weapons later than copper because it requires higher temperatures to smelt and was initially more brittle. The advancements in metallurgy, leading to stronger iron alloys, allowed for its eventual widespread use. These developments occurred during the transition from the Copper Age to the Iron Age.
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