Peoples Physics Concepts

http://www.ck12.org Chapter 20. Radioactivity and Nuclear Physics 20.1 Radiation Give an overview of radioactive decay. Write n ...

20.1. Radiation http://www.ck12.org Beta decayis the process in which one of the neutrons in an isotope decays, leaving a proto ...

http://www.ck12.org Chapter 20. Radioactivity and Nuclear Physics Simulation Alpha Decay Alpha Decay (PhET Simulation) Beta Deca ...

20.1. Radiation http://www.ck12.org b. This is a fusion reaction. c. This is not a valid reaction, because the equations don’t b ...

http://www.ck12.org Chapter 20. Radioactivity and Nuclear Physics 20.2 Half Life Explain what is meant by half life. Solve prob ...

20.2. Half Life http://www.ck12.org Guidance Some of the matter on Earth is unstable and undergoing nuclear decay. Alpha decay ...

http://www.ck12.org Chapter 20. Radioactivity and Nuclear Physics Explore More After 6 seconds, the mass of a sample of radioac ...

20.2. Half Life http://www.ck12.org There are two equal amounts of radioactive material. One has a short half-life and the othe ...

http://www.ck12.org Chapter 20. Radioactivity and Nuclear Physics 20.3 Carbon Dating Describe how carbon dating works. Solve fo ...

20.3. Carbon Dating http://www.ck12.org Explore More The half-life of^239 Pu is 24,119 years. You have 31.25 micrograms left, a ...