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- Electrical resistivity (also called volume resistivity or specific electrical resistance) is a fundamental specific property of a material that measures...75 KB (7,945 words) - 13:48, 11 July 2024
- Light, visible light, or visible radiation is electromagnetic radiation that can be perceived by the human eye. Visible light spans the visible spectrum...51 KB (6,331 words) - 03:11, 18 May 2024
- The expansion of the universe is the increase in distance between gravitationally unbound parts of the observable universe with time. It is an intrinsic...53 KB (6,980 words) - 12:03, 19 July 2024
- A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. The word...114 KB (12,669 words) - 03:54, 2 July 2024
- In Newtonian mechanics, momentum (pl.: momenta or momentums; more specifically linear momentum or translational momentum) is the product of the mass and...72 KB (9,773 words) - 04:47, 9 July 2024
- Magnetism is the class of physical attributes that occur through a magnetic field, which allows objects to attract or repel each other. Because both electric...48 KB (6,228 words) - 21:15, 18 July 2024
- Superconductivity is a set of physical properties observed in certain materials where electrical resistance vanishes and magnetic fields are expelled from...71 KB (7,771 words) - 06:36, 19 July 2024
- Supersymmetry is a theoretical framework in physics that suggests the existence of a symmetry between particles with integer spin (bosons) and particles...68 KB (7,506 words) - 08:03, 15 July 2024
- Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. Types of friction...74 KB (8,805 words) - 12:34, 12 May 2024
- A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a...61 KB (7,734 words) - 19:03, 7 July 2024
- Faraday's law of induction (or simply Faraday's law) is a law of electromagnetism predicting how a magnetic field will interact with an electric circuit...44 KB (4,699 words) - 22:29, 19 July 2024
- Zero-point energy (ZPE) is the lowest possible energy that a quantum mechanical system may have. Unlike in classical mechanics, quantum systems constantly...209 KB (26,957 words) - 05:35, 17 July 2024
- In science and engineering, the weight of an object, is the force acting on the object due to acceleration of gravity. Some standard textbooks define weight...31 KB (3,947 words) - 00:17, 15 May 2024
- Van Allen radiation belt is a zone of energetic charged particles, most of which originate from the solar wind, that are captured by and held around a...38 KB (4,485 words) - 20:07, 19 June 2024
- A virtual particle is a theoretical transient particle that exhibits some of the characteristics of an ordinary particle, while having its existence limited...22 KB (2,908 words) - 03:42, 12 July 2024
- Snell's law (also known as the Snell–Descartes law, the ibn-Sahl law, and the law of refraction) is a formula used to describe the relationship between...27 KB (3,933 words) - 18:16, 23 June 2024
- Microscopy is the technical field of using microscopes to view objects and areas of objects that cannot be seen with the naked eye (objects that are not...69 KB (8,315 words) - 10:01, 9 July 2024
- The holographic principle is a property of string theories and a supposed property of quantum gravity that states that the description of a volume of space...31 KB (3,980 words) - 04:40, 27 May 2024
- Quantum optics is a branch of atomic, molecular, and optical physics dealing with how individual quanta of light, known as photons, interact with atoms...13 KB (1,601 words) - 17:36, 1 August 2023
- The glass–liquid transition, or glass transition, is the gradual and reversible transition in amorphous materials (or in amorphous regions within semicrystalline...58 KB (6,792 words) - 12:19, 14 July 2024