This section allows you to view the topics this user has created, and which topics the user has participated in.
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Topics | Replies | Views | Last post |
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Physics, Astronomy & Cosmology \ What about the chemical nature of "m" in E=mc2? Started by marcelo |
10 | 9034 | Last post by Janus 10/03/2019 02:15:36 |
General Science \ Should the ball bounce off the wall at the same angle of impact? Started by marcelo |
6 | 13904 | Last post by marcelo 04/01/2012 20:45:51 |
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