Discovery/Theory card
![](https://phylogame.org/wp-content/themes/phylo/img/generated-card-images/br-C3B646----1.png)
Discovery/Theory card
Radioactivity - Uranium![](https://phylogame.org/wp-content/uploads/2016/05/becqueral-model.jpg)
Parker POINTS
Uranium phosphoresces when exposed to light / These rays emitted by uranium cause gases to ionize – identified as radioactivity / Radioactive beta particles are due to high speed electrons leaving the nucleus of the atom
Graphic by Eric Hamber Secondary