How good is your coin vocabulary? Find out how many coin terms you know with this quiz. 1. The obverse of a coin is the ____________ side. The reverse is the __________ side. tails, heads heads, tails pretty, flat 2. Which image below shows a coin's reeded edge? 3. Pennies, dimes, and quarters are clad coins. What does 'clad' mean? The coin is made of pure silver. The coin is made of a mixture of metals. The coin has an outer layer of metal wrapped around an inner core of a different metal. The coin's outer layer is made of gold. 4. Your friend is collecting coins made the year they were born. What kind of collection are they building? Type set Date set Mint set Proof set 5. Your friend has also started collecting all of the quarters made by the U.S. Mint. What kind of collection are they building? Type set Date set Mint set Proof set Check answers Clear answers