Canadian Coins sometime get mixed in with US Coins by accident, but American businesses and banks generally do NOT accept foreign currency. One exception might be for cities and towns directly next to the border, where different money is more likely to found.
The newer Canadian pennies are magnetic . Ex. 2007 and 2008 pennies are magnetic . the older pennies are not Ex. 1989.
You can not use a Canadian SSN to work in the US
Yes there is a diff between old Canadian pennies and new ones
These are Canadian pennies.
US "pennies" (cents) are made of 97.5% zinc plated with 2.5% copper Canadian and European cents as well as British pennies are made of copper-plated steel.
The reigning monarch of Canada. HM Queen Elizabeth II was featured on Canadian pennies from 1952 to 2012 (the Royal Canadian Mint ceased production of pennies in 2012).
Even though production was discontinued, there hasn't been a corresponding spike in value. There are still millions and millions of Canadian pennies in existence.
In the US, we use pennies, nickels, dimes and quarters.
untill 1996
1¢ each
Mostly coin collectors and jewelers.
About $40