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{{Short description|Phenomena involving electrical occurrences}} ...omewhat arbitrary division of [[electromagnetic phenomenon|electromagnetic phenomena]]. ...

On Earth, plasma channels are most frequently encountered in [[lightning]] storms. [[Category:Plasma phenomena|Channel, plasma]] ...

{{redirect-distinguish|Effective radius|Cloud effective radius|Effective Earth radius}} ...ernatively, a half-light [[Contour line|contour]], or [[Contour line#Other phenomena|isophote]], may be used for spherically and circularly asymmetric objects. ...

...nneth P. and James R. Wait, ''Mode calculations for VLF propagation in the earth-ionosphere waveguide'' (July 1961). U.S. National Bureau of Standards. QC10 ...d particles]], it can behave as a [[Electrical conductor|conductor]]. The earth operates as a [[ground plane]], and the resulting cavity behaves as a large ...

...r example, the weight of an object is the force between the object and the Earth, even though the two do not need to make contact. Gravitational forces, ele ...s with atomic steps. Science advances, 5(8), eaaw0513.</ref> in the latter phenomena, in order to allow motion, the microscopic structures must either slide one ...

...opagate from their lightning source without major [[attenuation]] in the [[Earth–ionosphere waveguide]], and can be received thousands of kilometres from th ...[magnetosphere]], it becomes [[dispersion (optics)|dispersed]] by the near-Earth [[plasma (physics)|plasma]], forming a [[Whistler (radio)|whistler]] signal ...

...nomena of nature and try to find patterns and principles that relate these phenomena. These patterns are called physical theories or, when they are very well es ...ies, planets, etc.) and phenomena that originate outside the atmosphere of Earth (such as the cosmic background radiation). ...

...is responsible for the [[tide]]s and related phenomena, including [[solid-earth tide]]s, [[tidal locking]], breaking apart of celestial bodies and formatio ...ainly under the gravitational influence of a second body (for example, the Earth), but is also perturbed by the gravitational effects of a third body (for e ...

...ake preparation process when structural changes and anomalies occur in the Earth's crust was proposed. ...of the experiment is to develop the methodology and instrumentation for EM phenomena investigation in the ISS environment. The automatic mini-buoys and necessar ...

...n [[Illusion|illusions]] caused by our ordering of [[Phenomenon|observable phenomena]]. Unlike most variants of [[Philosophical presentism|presentism]] and [[Et ...time. Thinkers who have examined possible mechanisms responsible for such phenomena in a timeless universe include physicists such as [[Ernst Mach]], [[Albert ...

...tion of the axis arrow. If the thumb is pointing north, [[Earth's rotation|Earth rotates]] according to the right-hand rule ([[retrograde and prograde motio ...ft hands, a majority human population with dominant right hand, or certain phenomena involving the [[Weak interaction|weak force]]. ...

==The Earth’s magnetic field== ...<ref name="Findlen2004"/>{{rp|21}} He proposed that a magnetic map of the Earth could be made with this data, although he did not attempt to do this himsel ...

...tween phases. In a "ground fault" or "earth fault", current flows into the earth. The [[prospective short-circuit current]] of a predictable fault can be ca ==Ground fault (earth fault)== ...

...cases. In the 19th and 20th centuries, field models arose to explain these phenomena with more precision. The discovery of [[Electron|electrons]] and of [[speci Historically, physical explanations for particular phenomena have moved between these three categories over time as new models were deve ...

* [[Scientific discovery]] – observation of new phenomena, new actions, or new events and providing new reasoning to explain the know ...ine of scientific method|outline]]) – body of techniques for investigating phenomena and acquiring new knowledge, as well as for correcting and integrating prev ...

...ge or such a system of knowledge concerned with the physical world and its phenomena }}<!--{{sfn|Popper|2002|p=3}}--></ref> ...entific knowledge that focuses on the analysis and control of the physical phenomena affecting buildings. ...

...erstanding [[plate tectonics]] and the anomalies of the [[Gravity of Earth|Earth's gravitational field]]), to [[meteorology]], to [[medicine]] (in the conte Hydrostatics offers physical explanations for many phenomena of everyday life, such as why [[atmospheric pressure]] changes with [[altit ...

...s such as astronomical observatories correlating observed flashes or other phenomena with each other, as well as [[cellular tower|cell phone tower]]s coordinati * [[International Earth Rotation and Reference Systems Service]] ...

...south magnetic pole at the bottom. By comparison, [[Earth's magnetic field|Earth]] has a ''south'' magnetic pole near its north geographic pole and a ''nort ...s]], the north pole of a bar magnet points north. However, that means that Earth's geomagnetic north pole is the ''south'' pole (south-seeking pole) of its ...

...t/germ/pollution free water flowing throughout the environment. Many other phenomena lead from this concept of purification of water. Water pollution is the mai {{Portal|Environment|Earth sciences|Ecology|Technology}} ...