Finding Lucy. Don Johanson describes finding the knee joint in Hadar, Ethiopia, that first indicated a bipedal hominid had lived 3 million years ago. His subsequent expedition led to the discovery of Lucy, a 40 percent complete skeleton of a new species of hominid, now known as Australopithecus afarensis. The final piece of the puzzle was a skull from the same site, which clearly demonstrated that Lucy's kind were small-brained, although they walked upright.
How many dimes make a dollar? A: According to Dictionary.com, a dime in the United States is equivalent to 10 cents ($0.1), which means that 10 dimes make a dollar. The currency site Xe notes that the dime coin is one of the most frequently used in the United States, alongside the 1-, 5- and 25-cent coins. Continue Reading.
Roosevelt dime. The Roosevelt dime is the current dime, or ten-cent piece, of the United States. Struck by the United States Mint continuously since 1946, it displays President Franklin D. Roosevelt on the obverse and was authorized soon after his death in 1945. Roosevelt had been stricken with polio, and was one of the moving forces of the March of Dimes.