Question

5) which is one of the first metals known and used by man.
a) Copper b) Coal c) Iron
d) Petrol​

Answer 1

Answer:

Copper

Explanation:

Copper was first used by man over 10,000 years ago. A copper pendant discovered in what is now northern Iraq has been dated about 8700 B.C. For nearly five millennia copper was the only metal known to man, and thus had all the metal applications.

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Answer 2

Answer:

Copper was the first metal used by man it was discovered during the time of mesopotamians