Hewitt Drew-It! PHYSICS Screencasts
The Atomic Nucleus and Radioactivity


Hewitt-Drew-it! PHYSICS 127. Radioactivity
An explanation of radioactivity.

Hewitt-Drew-it! PHYSICS 128. Radioactive Half-Life
Paul talks about his early days prospecting for uranium and how he got his interest in physics. He also explains half-life.

Hewitt-Drew-it! PHYSICS 129. The Strong Force
Paul talks about what keeps the nucleus together.

Hewitt-Drew-it! PHYSICS 130. Transmutation
Atomic transmutation explained, with examples.

Hewitt-Drew-it! PHYSICS 131. Carbon Dating
How Carbon 14 is formed and its use in geometric dating.