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Physics 7 Online
OpenStudy (anonymous):

Which of the following particles was discovered by Ernest Rutherford? A. neutron B. proton C. electron D. quark

OpenStudy (michele_laino):

I think proton

OpenStudy (michele_laino):

neutron was discovered by Chadwick, electron was discovered by J.J. Thomson quark was introduced by Gell-Mann

OpenStudy (anonymous):

oh ok! thanks!!:D

OpenStudy (michele_laino):

:)

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