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...erson |title = Preliminary reference Earth model |journal = [[Physics of the Earth and Planetary Interiors]] |year = 1981 |volume = 25 |issue = 4 |pag ...ch, to judge from its abundance in the Earth's crust, in meteorites and in the Sun, is probably iron."<ref name=Poirier/> ...

{{Short description|Proposed mode of space travel}} ...ns of achieving human [[interstellar travel]]. This mode of travel has yet to be used in practice. ...

...d speed. This is one of the requirements that must be evaluated as part of the [[acceptance testing]] process.<ref>{{Cite web|url=http://www.radartutorial ...the laws of physics create performance constraints that cannot be altered. The [[ambiguity function]] associated with [[pulse compression]] and [[Radar sc ...

...nging forces which create certain sensations as the coaster travels around the track. ...rack. The forces experienced by the rider are constantly changing, leading to feelings of joy in some riders and nausea in others. ...

...e consequence for the seismic image is a frequency dependent time-shift of the data, and so correct timings for lithological identification cannot be obta ...cy domain that are of the Kramers-Krönig type. This effect is described in the article ‘Dispersive body waves’ by Futterman (1962).<ref>Futterman (1962) ‘ ...

{{short description|Movement of carbon through Earth's mantle and core}} [[File:Reservoirs and fluxes of carbon in deep Earth.png|thumb|upright=1.8| {{center| Deep earth carbon}}]] ...

...about 18.5 hours after [[Apsis|perigee]] (on March 8, 1997, at 9:00 UTC), the Moon's apparent diameter was larger.<ref>{{cite web|title=Moon Distances fo ...ongolia]], the northern tip of [[Xinjiang]] and [[Northeastern China]] and the eastern tip of [[Kazakhstan]]. A partial eclipse was visible for parts of [ ...

...0027552.pdf ''A Unified Form of Lambert's Theorem''], Goddard Space Flight Center, 1968</ref> ...o a point ''P''₂ in a time ''T''. The time of flight is related to other variables by Lambert's theorem, which states: ...

...Dover, 2012 {{ISBN|9781306350099}}; other editions and translations</ref> The book includes many handmade illustrations by Gamow. ...ed" from works by "numerous artists and illustrators", thanked by Gamow in the preface. A four-page index is included. ...

...nts for the tension calculated being different from the one expected using the observed rate of rotation.<ref name=centrifugal> ...d |author2=Janet D. Finch}} and {{cite book |title=The Cambridge companion to Newton |url =https://books.google.com/books?id=3wIzvqzfUXkC&pg=PA43 |author ...

...nts reflect the degree of anisotropy and lead to a better understanding of the area's [[fracture|crack]] density and orientation or crystal alignment.<ref ...nd the shear wave splitting measurements as a way of looking at what is in the box. ...

...nt role in black hole [[accretion disks]] since it marks the inner edge of the disk. .... In general terms, the ISCO will be far closer to the central object than the Roche limit. ...

...esulting measurements are sometimes unilateral. Applied ecometrics exposes the complexity of making sustainable decisions, especially given other humanita An instance of ecometrics is if a restaurant is determining whether to use an electric hand dryer over paper towels, they must determine: ...

|image = US Navy 040501-N-1336S-037 The U.S. Navy sponsored Chevy Monte Carlo NASCAR leads a pack into turn four at |caption = As a change of direction occurs while the racing cars turn on the curved track, their velocity is not constant even if their speed is. ...

...pwreck|sinking]] of the [[Royal Charter (ship)|Royal Charter]] in 1859 and the [[RMS Titanic|RMS ''Titanic'']] in 1912. ...ng World War II for forecasting purposes, and were maintained through 1985 to help with transoceanic plane navigation. ...

...01-27|dynamic nuclear polarization]] in deuterium hydride. He then joined the Theoretical Division of Los Alamos Scientific Laboratory (subsequently know ...ref name="Dirac">"[https://fas.org/sgp/othergov/doe/lanl/pubs/00326621.pdf The Dirac Series]", (1996). ''Los Alamos Science'' '''24''': 68-71. Retrieved ...

...ion = Teapot Industries in 2016 at [[Sziget Festival]]. <br />Left to right: Andrea Lomuscio, Matilde Illiano. The band name was inspired by [[Bertrand Russell]]'s never published article ti ...

...minated by a single source; both sources will contribute almost equally to the wavefront at large distances. ...e field from each source (at a fixed time), and the black line the zero of the total field. Interestingly, wave coherence can exist in a state of full coh ...

...ts using synchronized clocks, and direct comparison of neutrino speed with the speed of other particles. ...10⁻⁹, or a [[Parts-per notation|few parts per billion]]. Within the [[margin of error]] this is consistent with no deviation at all. ...

{{short description|Type of inertial force}}{{For|the effect in politics|center squeeze}}{{Distinguish|Centripetal force}} ...is the combination of the force of gravity and the force of the tension of the chains.]] ...