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What instrument did thomson use to develop his theory?
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What instrument did thomson use to develop his theory?

User Nokla
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Answer:

Summary. J.J. Thomson's experiments with cathode ray tubes showed that all atoms contain tiny negatively charged subatomic particles or electrons.

Step-by-step explanation:

Thomson proposed the plum pudding model of the atom, which had negatively-charged electrons embedded within a positively-charged "soup."

User Jacqualine
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