Question

which two facts are about electrons? the negatively charged particles are smaller than protons and neutrons. they move extremely fast in the electron cloud around the atom’s nucleus. they are the largest part of an atom. they reproduce and increase the mass of the atom over time.

Explanation:

Electrons are negatively - charged subatomic particles. They are much smaller in mass compared to protons and neutrons. They move rapidly in the electron cloud around the nucleus. They do not reproduce, and they are not the largest part of an atom.

Answer:

The negatively charged particles are smaller than protons and neutrons.
They move extremely fast in the electron cloud around the atom’s nucleus.