Millions and Billions of Years Ago
Dating Our Earth and Its LifeBook - 1993
Discusses the processes by which scientists determine the age of their specimens, such as counting the number of tree rings, reading the strata, and using chemical analyses and the carbon-14 test. Also looks at recent findings that may tell us how old the universe is.
Publisher: New York : F. Watts, c1993
Branch Call Number: J551.704 SMI
Characteristics: 127 p. : ill. ; 24 cm