Asked by Ebony Fraser
J.J Thompson discovered that cathode rays are:
A)emitted from the nucleus of an atom
b)a stream of charged atoms
c)a result of nuclear reactions
d)composed of tiny, negativley charged particles
A)emitted from the nucleus of an atom
b)a stream of charged atoms
c)a result of nuclear reactions
d)composed of tiny, negativley charged particles
Answers
Answered by
Anonymous
I believe it is D.
I found this on a website:
"JJ Thompson discovered the electron by experiments that showed cathode rays had momentum. For an object to have momentum it must have a mass, so the cathode ‘rays’ must actually be a stream of particles, electrons."
I found this on a website:
"JJ Thompson discovered the electron by experiments that showed cathode rays had momentum. For an object to have momentum it must have a mass, so the cathode ‘rays’ must actually be a stream of particles, electrons."
Answered by
drwls
Yes, the answer is (d)
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