Question

what do you understand by fundamental particles

Answer 1

In particle physics, an elementary particle or fundamental particle is a subatomic particle with no substructure, i.e. it is not composed of other particles . Via quantum theory, protons and neutrons were found to contain quarks – up quarks and down quarks – now considered elementary particles.

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Answer 2

Explanation:

Fundamental particles (also called elementary particles) are the smallest building blocks of the universe. The key characteristic of fundamental particles is that they have no internal structure. ... There are two types of fundamental particles: Particles that make up all matter, called fermions.