Question

i will mark you as bainliest How do historians know that copper was an important activity around 3000 BCE?

Answer 1

Answer:

That is because Many people used copper in the olden days for many of their activities and aslo here is a fact

If you drink water from a copper glass the water will get purified itself

Historians knew copper was a very important activity as many people used to use copper

Answer 2

Answer:

Hey mate,

Your answer is as follows:

In those time no other metals are finded and only the copper which is used that time.

I think historians know it by fossils they got.

They find the age of fossils and they knew that Copper is the most activity at 3000 BCE.

Explanation:

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