Documents The Age of Things: Sticks, Stones and the Universe

The Age of Things: Sticks, Stones and the Universe Potassium, Argon, DNA and Walking Upright http://cfcp.uchicago.edu/~mmhedman/compton1.html Proconsul Sivapithecus Australopithecus…

Documents Unit 5 Physics Nuclear Decay Questions

1 1. A student is asked: “What is meant by background radiation?” She writes: “It is the radiation produced by the rocks in the ground.” This answer is A correct…