Answer: Uhm you answered your own question...
Explanation:
Cathode Ray experiment to figure out electrons exist -> atoms can be broken up into subatomic particles
The answer would be B, an electron because the proton is positive, neutron is neutral, and the nucleus is the center of the atom.
Answer:The levels of classification are as follows (Broadest to
narrowest): Domain, Kingdom, Phylum, Class, Order, Family, Genus,
Species
Explanation:
