Question

13. What is an atomic nucleus? (1 point)

the outer part of an atom in which electrons move
the outer part of an atom in which neutrons move
the central part of an atom, composed of protons and neutrons
the central part of an atom, composed of protons and electrons
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Answer 1

C - The central part of an atom, composed of protons and neutrons.

Answer 2

C. The central part of an atom, composed of protons and neutrons

Step-by-step explanation:

The nucleus contains protons and neutrons, electrons are located in outer electron cloud.

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