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Electromagnetic adventures #1: How to steer a proton




Reminder: make sure you are logged in if you are participating in the online CERN-Solvay Education Programme because we will check whether all your answers are correct – but don't worry, you can try as many times as you want for each question! 



  • 0:00-1:54 Introduction
  • 1:54-8:22 The electric force
  • 8:22-11:32 The magnetic force
  • 11:32-14:51 The electromagnetic field
  • 14:51-20:58 The Lorentz force
  • 20:58-25:44 Steering protons in the LHC
  • 25:44-27:16 Conclusion


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External works referenced in this video:
  • [1] Static Electricity Cat
  • [2] Weather data from Windy.com


We created this video for high-school students as a target audience. Therefore, we are using simplified explanations in some situations to make the content more accessible. If you want to dive deeper, you can take a look at the supplementary resources below.

Sources and materials to go further: 
  • [1] Eugenia Etkina, Gorazd Planinsic, Alan Van Heuvelen, College Physics: Explore and Apply, 2nd edition, Chapter 17 & 20.
  • [2] The Feynman Lectures on Physics, Volume II, Chapter 1 Electromagnetism.
  • [3] Fermilab, Accelerator Science: Why RF?
  • [4] Dr. David Taylor, Ideas Of Physics, Static Electricity
  • [5] Walter Lewin, Electric Charges and Forces - Coulomb's Law - Polarization.
  • [6] Michael Freemantle, What's that stuff? Amber, Chemical & Engineering News.