1. describe the major subatomic particles that make up an atom.

1. describe the major subatomic particles that make up an atom.
Answer
Brief Explanations:
Atoms are composed of protons (positively - charged), neutrons (neutral), and electrons (negatively - charged). Protons and neutrons are in the nucleus, while electrons orbit the nucleus.
Answer:
Protons are positively - charged particles found in the nucleus of an atom. Neutrons are neutral particles also located in the nucleus. Electrons are negatively - charged particles that orbit the nucleus.