# After the discovery of the electron, scientists knew that atoms must also have positively changed particles because? A. Atoms have mass B. Atoms have electrical charge C. Atoms have neutral charge

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## Related Questions

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A certain lightning bolt moves 50.0 c of charge. how many fundamental units of charge (qe) is this?

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A solid spinning sphere of negative charge is now placed in uniform magnetic field

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The-----------theory of matter states that all particles of matter are in constant motion.

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Particles with more energy------- than particles with less energy

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A complete path through which charge can flow is an electric what?

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What is the mass number of this atom? A.3 B.4 C.7 D.10

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Neutrons, protons, electrons are known as subatomic particles explain why that is?