316 Chapter 9: Nuclear Physics 9.18. In 1947 an Arab shepherd found religious documents in a cave on the shore of the Dead Sea. These Dead Sea Scrolls were made of parchment and papyrus, so carbon dating could be used to determine their age. The scrolls, which were eventually found in 11 caves and included almost all the books of the Hebrew Bible, were determined to range in age from 2000 to 2300 years. What fractional activity level in comparison with living papyrus was found? in m WE 9.2 the WH of c the