Roberto creates an animation titled “Flying through an Atom.” The animation makes it seem as if the viewer passes all the way through an atom, starting from one side, then through the atom’s center, and then leaving through the other side.

What is the best description of the order of events in the animation?

The viewer travels through the electron cloud, then the protons, and then the nucleus.
The viewer travels through the nucleus, then the electron cloud, and then the nucleus again.
The viewer travels through the electron cloud, then the neutrons, and then the protons.
The viewer travels through the electron cloud, then the nucleus, and then the electron cloud again.