How are protons , neutrons, and electrons arranged to form an atom

The protons and neutrons of an atom are both arranged in the nucleus. The protons have a positive charge while neutrons have a neutral charge and their weight together creates the Atomic Mass of an atom. Electrons circle around the nucleus of an atom,...

Explanation:

most sediment washes or falls into the river as a result of mass movement and runoff. other sediment eroded from the bottom or sides of the river.

answer; i believe the correct answer is (solid gold);