One question at a time please. Answers to all of your coins should appear in WikiAnswers if you use the format - What is the value of a 1910 British Penny
Some are and some are not.
It would depend greatly on the condition of each coin, the yeart adn where they were minted and any other peculiarities of the coins.
not very valuable, a pennys weight is worth a penny so it takes lots to make much money.
Maundy Money
a bizzion pennys
They are a relatively rare coin, very few were ever minted.
There were no general circulation British 1924 Threepences minted. The following are the only British Threepences minted in 1924, and you will need a very large bag of money to buy one, if you can find one for sale. A British 1924 Threepence (specimen finish) is considered extremely rare. A British 1924 Threepence (Proof in gold FDC) is considered of the highest rarity.
If you mean "Wheat Penny's" be more specific, dates are needed.
It would depend greatly on the year and condition of the coins.
PennyThe coin was minted out of steel to save LIVES. Copper was desperately needed for making ammunition.
A penny was worth a penny 1D in old money , there was 240 pennys to a pound.
What country are you talking about? New U.S. cents are not magnetic; they're made of copper-plated zinc. The only magnetic U.S. cents were the steel ones minted during 1943 so copper could be used in ammunition. New Canadian cents and British pennies are magnetic because they're made of copper-plated steel. The price of copper went up so much that it cost more than a penny to mint the coins, so the governments were losing money on each one. They switched to steel as a cheaper alternative.
copper is a type of metal and no dimes and money are not made of copper
See the link below.