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  1. Radiation - Wikipedia

    In physics, radiation is the emission or transmission of energy in the form of waves or particles through space or a material medium. [1][2] This includes: Radiation is often categorized as …

  2. Radiation | Definition, Types, Effects, & Facts | Britannica

    May 23, 2025 · radiation, flow of atomic and subatomic particles and of waves, such as those that characterize heat rays, light rays, and X rays. All matter is constantly bombarded with radiation …

  3. What is Radiation? | IAEA - International Atomic Energy Agency

    Jan 25, 2023 · Radiation is energy that moves from one place to another in a form that can be described as waves or particles. We are exposed to radiation in our everyday life. Some of the …

  4. Radiation Basics - US EPA

    Oct 1, 2024 · Radiation can come from unstable atoms or it can be produced by machines. There are two kinds of radiation; ionizing and non-ionizing radiation. Learn about alpha, beta, gamma …

  5. How Radiation Works - HowStuffWorks

    Apr 16, 2024 · Radiation is the emission and transmission of energy in the form of electromagnetic waves or particles. Radiation can be ionizing or nonionizing radiation, and …

  6. Radiation Basics | NRC.gov

    Mar 20, 2020 · Radiation is energy given off by matter in the form of rays or high-speed particles. All matter is composed of atoms. Atoms are made up of various parts; the nucleus contains …

  7. Radiation Basics Made Simple | Radiation Emergencies | CDC

    Oct 10, 2024 · Radiation Basics Made Simple features an enhanced lecture-style video and interactive knowledge checks to deliver and reinforce key concepts. The training is divided into …

  8. Facts About Radiation - Public Health

    Mar 29, 2019 · Radiation is energy that comes from a source and travels through space. When this energy passes into the body, either by penetrating skin or being swallowed or inhaled, it …

  9. Radiation Definition and Examples - ThoughtCo

    Dec 8, 2019 · Radiation is the emission and propagation of energy in the form of waves, rays or particles. There are three main types of radiation: Non-ionizing radiation: This is the release of …

  10. hsp/orcradtechs ~ Office of Radiation Control – Radiation

    The Office of Radiation Control is the administrative agent for the Authority on Radiation Protection, a public board which oversees licensure of individuals administering ionizing …

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