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  1. Quark - Wikipedia

    Elementary fermions are grouped into three generations, each comprising two leptons and two quarks. The first generation includes up and down quarks, the second strange and charm …

  2. Quark | Definition, Flavors, & Colors | Britannica

    Jan 7, 2026 · quark, any member of a group of elementary subatomic particles that interact by means of the strong force and are believed to be among the fundamental constituents of matter.

  3. Quarks: What are they? | Space

    Nov 1, 2022 · Quarks are elementary particles that are the building blocks of all visible matter in the universe. Explore them in more detail here.

  4. QUARK Definition & Meaning - Merriam-Webster

    In the early 1960s, American physicist Murray Gell-Man came up with the word quork, which he used to refer to his concept of an elementary particle smaller than a proton or neutron (by his …

  5. What Are Quarks? Building Blocks of Everything

    May 24, 2025 · Quarks are tiny, mysterious particles that, together with gluons and leptons, compose all matter in the universe. They are the essential constituents of protons, neutrons, …

  6. DOE Explains...Quarks and Gluons - Department of Energy

    There are six different kinds of quarks with a wide range of masses. They are named up, down, charm, strange, top, and bottom. Quarks are the only elementary particles to experience all …

  7. What Are Quarks? » ScienceABC

    May 20, 2022 · Quarks were initially theorized as smaller particles that make up protons, and research since then has confirmed their existence. By definition, they are subatomic particles …

  8. Quarks: Is That All There Is? | Physics - Lumen Learning

    Quarks are the second group of fundamental particles (leptons are the first). The third and perhaps final group of fundamental particles is the carrier particles for the four basic forces. …

  9. Quarks Are the Building Blocks of All Matter - HowStuffWorks

    Jun 9, 2023 · Protons and neutrons, the particles that form the nuclei of atoms, are themselves made up of even smaller particles known as quarks.

  10. What is a quark? – Stephen Sekula – Physicist - SMU

    Quarks would combine to make things like protons and neutrons, the constituents of all atomic nuclei. They would have electric charges that are a fraction of that carried by the electron or …