How did you discover particles in the standard model (how do you measure a particle’s spin/mass) and is there a limit – Search I'm a Scientist. Get me Out of Here!

Question: How did you discover particles in the standard model (how do you measure a particle's spin/mass) and is there a limit to how many particles exist?

Asked by anon-345100 on 8 Dec 2022.

Question: How did you discover particles in the standard model (how do you measure a particle's spin/mass) and is there a limit to how many particles exist?