Learn what temperature is in science. Get the temperature definition, units, and examples and see how it differs from heat. What Is Temperature? Definition in Science This entry was posted on January 18, 2023 by Anne Helmenstine (updated on January 22, 2023)
Learn about photons in physics. Get the photon definition and fun facts about this interesting unit of light. What Is a Photon? Definition and Facts This entry was posted on December 14, 2022 by Anne Helmenstine (updated on December 16, 2022)
Learn the difference between scalar and vector quantities in math and physics. Get the definitions and examples of each element. Scalar vs Vector – Definitions and Examples This entry was posted on November 23, 2022 by Anne Helmenstine (updated on November 30, 2022)
Get the spontaneous fission definition and examples and learn how it differs from induced fission in physics. Spontaneous Fission Definition and Examples This entry was posted on October 23, 2022 by Anne Helmenstine (updated on October 30, 2022)
Learn the difference between diamagnetic, paramagnetic, and ferromagnetic materials. Get examples of each and know how to identify them. Paramagnetic vs Diamagnetic vs Ferromagnetic – Magnetism This entry was posted on October 19, 2022 by Anne Helmenstine (updated on October 30, 2022)
Learn about the three types of heat transfer: conduction, convection, and radiation. Get helpful examples. Heat Transfer – Conduction, Convection, Radiation This entry was posted on September 18, 2022 by Anne Helmenstine (updated on January 18, 2023)
Learn what the law of conservation of energy is in physics and get examples in everyday life. See the formulas for the law. Law of Conservation of Energy This entry was posted on September 7, 2022 by Anne Helmenstine (updated on November 29, 2022)
Learn about mass defect in chemistry and physics, including how it works, its formula, and how to calculate it. Mass Defect Definition and Formula This entry was posted on August 23, 2022 by Anne Helmenstine (updated on August 27, 2022)
Learn about simple machines and how they work. See the 6 simple machines and learn about their uses in everyday life. Simple Machines and How They Work This entry was posted on August 16, 2022 by Anne Helmenstine (updated on November 22, 2022)