Click on the red/gray sphere and reset the number of protons to 20. Watch and describe how the alpha particles move in relationship to the nucleus. Make a sketch of the motion. 6. Click on the red/gray sphere and reset the number of protons to 60. Watch and describe how the alpha particles move in relationship to the nucleus. Make a sketch of the motion. 7. Now increase the number of protons to 100. Watch and describe how the alpha particles move in relationship to the nucleus. Make a sketch of the motion. 8. How are the situations in #6 and #7 different? Why do you think this is?