Which two terms relate and why? Atom, Amu, Element

Atoms and element do relate with each other.

Explanation:

Atoms are defined as the smallest particle of an element which cannot be divided further keeping its physical and chemical properties intact, and they take part in a chemical reaction.

Elements are defined as the substances that are components of matter and cannot be further divided into simpler substances.

AMU or the Atomic mass unit is defined as a unit that is used to express atomic mass and is equal to mass of a hydrogen ion.

Elements are actually formed of atoms that are present in nature and atoms do form elements and even compounds. So they are inter related with each other.