The primary substances of which all other things are composed are ________.
A)molecules
B)compounds
C)elements
D)electrons
E)protons

Question

Quizplus · Accepted Answer

Elements are fundamental substances that cannot be broken down into simpler substances by chemical means. All other substances, such as molecules and compounds, are composed of elements. Electrons and protons are subatomic particles that make up elements, but they are not the primary substances of which all other things are composed.

The Primary Substances of Which All Other Things Are Composed