Question

List the changes in the life of early humans brought by the discovery of iron?
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Answer 1

Answer:

After a few thousand years, man discovered iron, which was stronger than copper. From iron, he developed a variety of tools and weapons such as axes, ploughs, sickles, shovels, spears, etc. Now he could cut trees, till the land and kill big animals easily. He made stronger and bigger wheels for the carts.