What experiment did J. J. Thomson do?

1 Answer
I.F.M
Apr 11, 2017

see below

Explanation:

He discovered the electron using his setup of the cathode ray tube.
![http://www.sciencefacts.net/http://cathode-ray-tube-crt.html](https://useruploads.socratic.org/iQ5LVkRPTlKMo7Q0dLAz_cathode_ray_tube.jpg)

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