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.
How many nickels equal a dime? The nickel is the second lowest denomination coin in the United States currency system, with the penny being the lowest at 1 cent. A nickel is primarily composed of copper, but is also made of about 25 percent of the element nickel. The first official nickel was created in 1866.