E45ClassQuiz_1

E45ClassQuiz_1 - E45InClassQuiz#1September8,2006 Name(1)E....

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E45 In-Class Quiz #1 September 8, 2006 Name: ___________________________________________________ (1) E. Rutherford’s experiments indicated that the positively charged portion of a gold atom was concentrated in a tiny volume that Rutherford called the nucleus. Why did Rutherford’s experiment provide no information about the locations of electrons within the gold atom? (a) Because the alpha particles and the electrons have the opposite types of electric charge. (b) Because the electron is so much lighter than the alpha particles. (c) Because there are too many electrons in a gold atom.
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This note was uploaded on 09/09/2008 for the course ENGIN 45 taught by Professor Devine during the Fall '07 term at Berkeley.

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