A cathode ray is: a beam of electrons electromagnetic radiation a beam of alpha particles an evacuated glass tube
Question
Updated 2/1/2013 9:59:01 AM
Flagged by andrewpallarca
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Original conversation
User: A cathode ray is: a beam of electrons electromagnetic radiation a beam of alpha particles an evacuated glass tube

Question
Updated 2/1/2013 9:59:01 AM
Flagged by andrewpallarca
Rating
8
A cathode ray is: a beam of electrons.
Confirmed by jay901 [1/29/2014 10:53:28 AM]

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