Curated OER
Nuclear Reactions
In this nuclear reaction worksheet, students determine the missing particle from the reaction and then name that particle. This worksheet has 18 problems to solve.
Curated OER
Radioactive Decay
In this radioactivity instructional activity, students compare alpha particles with beta particles and determine which is more damaging to human tissue. This instructional activity has 6 fill in the blank and 6 short answer questions.
Florida State University
Florida State University: The Rutherford Experiment
A simulation of the Rutherford experiment. Includes an animation and an explanation of the history behind the experiment.
Other
Le Moyne College:elements & Atoms, Indivisible No Longer
Click to read different historical documents in chemistry related to the history of the study and discovery of radioactivity.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Alpha Decay
Via this interactive SIMS experiment, students will grasp better understanding of decay in alpha particles and their relationship to half life. Lessons and teacher tips included.
University of Colorado
University of Colorado: Physics 2000: Positrons, Alpha Particles, Gamma Rays
An interactive tutorial on positrons. Very readible and has a little extra for the advanced student.
CK-12 Foundation
Ck 12: Chemistry: Gold Foil Experiment: Rutherford's Atomic Model
[Free Registration/Login may be required to access all resource tools.] This site explains Rutherford's discovery of the nucleus and the planetary model of the atom and the role of gold foil experiment in refining the atomic model. It...
Nobel Media AB
The Nobel Prize: James Chadwick Biographical
This sites provides a definitive biography of Chadwick presented by the Nobel (Prize) e-Museum.
Other
American Institute of Physics: Marie Curie and Radioactivity
A very readable account of the discovery of radioactivity and its properties.
Lawrence Berkeley National Laboratory
Berkeley Lab: Alpha Decay
Using examples, this page defines and explains what happens in the process of alpha decay.
New York University
New York University: Law of Conservation of Energy
Site presents a straightforward presentation of Rutherford's work concerning the Law of Energy Conservation. Provides an adequate summary of early science on the nucleus, and includes much needed illustrations.
Other
World Nuclear Association: Radiation and Life
This article presents illustrations and a general discussion about radiation.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Alpha Decay
This site from the Jefferson Lab provides a glossary item with a good illustration.