i found a gold penny once. try scratching off the gold, like i did. the color scratched off easily and the result is a normal penny. But i dont know how they make gold pennys, or the reason More Information: A penny can tarnish to a golden hue. The environment it is in can cause it to tarnish different colors. For example, gold color, blue color, black color, shades of red color. A penny could be gold plated but it would destroy its numismatic value.
"Pennies" - US and Canadian cents, British pennies, and EU 1 e-cent pieces - are made of different metals but all are copper plated so they have the traditional copper color associated with the denomination.
The penny is the only coin that has a picture of Lincoln on it.
The monk Alguic of Settem wrote about cleaning a penny in the 14th century but it is unlikely that he was the first.
An apple falls faster than a penny. The penny's flat surface creates more wind resistance than the round apple. And as Galileo observed, it depends on wind resistance, not weight.
Coke or sprite will change the color of a penny.
It changes from the golden color back to a grey color.
If it is a penny, then it has to be.
A color of a penny as it was made of copper.
The penny turned silver color due to a process called oxidization. Over time, the copper in the penny reacts with oxygen in the air to form copper oxide, which appears silver in color.
It would be gray.
i found a gold penny once. try scratching off the gold, like i did. the color scratched off easily and the result is a normal penny. But i dont know how they make gold pennys, or the reason More Information: A penny can tarnish to a golden hue. The environment it is in can cause it to tarnish different colors. For example, gold color, blue color, black color, shades of red color. A penny could be gold plated but it would destroy its numismatic value.
brunette
Its zinc
Paint it gold.
Yes! In fact they change to a darker color or a greenish bluish color...
Because the ammonia solution now contains all of the gunck that was on the penny.