1. droplets of floating air
2. electricity
3. radioactivity
4. cathode rays
2. electricity
3. radioactivity
4. cathode rays
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3. radioactivity
Ernest Rutherford, alpha particles, he used radium, the gold foil experiment, also called the alpha particle scattering experiment.
Ernest Rutherford, alpha particles, he used radium, the gold foil experiment, also called the alpha particle scattering experiment.