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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. 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.

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

    Dec 5, 2025 · There are six types, or flavours, of quarks that differ from one another in their mass and charge characteristics. These six quark flavours can be grouped in three pairs: up and …

  4. 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, …

  5. Quarks - HyperPhysics

    Quarks and Leptons are the building blocks which build up matter, i.e., they are seen as the "elementary particles". In the present standard model, there are six "flavors" of quarks. They …

  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. Quark | Basics, Properties & Significance

    May 29, 2024 · Quarks are the fundamental building blocks of matter, one of the basic constituents of subatomic particles that, together with leptons, form the basis of the material …

  8. Quark - Definition, Meaning, & Flavors - Science Facts

    Feb 17, 2023 · Quarks are a fundamental building block (size ~10 −18 m) of matter found in an atom. The other one is leptons. They give an account of all mesons and baryons. The most …

  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. Quarks - Experimental Particle Physics – Syracuse University

    Quarks are a type of particle that constitute matter. Look around you…all of the matter that you see is made up of protons and neutrons, and these particles are composed of quarks.There …