Question

2
a) The early coins were made
of: *
O copper
O gold
O
silver
O nickel​

Answer 1

Answer:

now only USA is the only one of nickel coin

A small lump of gold, silver, or copper was placed on a coin die embedded into a solid surface like a rock. The worker would then take a second coin die place it on top of it and strike it with a large hammer. ... Modern coins are minted with hydraulic coining presses that automatically feed the blanks into the machine.

Explanation:

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