J.J. Thomson's cathode-ray tube experiment showed which of the following:

A: Electrons are in a cloud surrounding positively charged particles
B: Matter can be neither created nor destroyed
C: Atoms consist of at least some negatively charged particles
D: Atoms are small individualized spheres

Question

J.J. Thomson's cathode-ray tube experiment showed which of the following:

A: Electrons are in a cloud surrounding positively charged particles
B: Matter can be neither created nor destroyed 
C: Atoms consist of at least some negatively charged particles 
D: Atoms are small individualized spheres

aaronq · Answer

can you eliminate any of the options?

anonymous · Answer

I'm pretty sure it's not B or C.

aaronq · Answer

it's actually C, he proved that there were negative "parts" to an atom

anonymous · Answer

ahh. Thank you.

aaronq · Answer

no problems