-
1 earth-rotation period
Космонавтика: период вращения Земли -
2 earth-rotation period
Englsh-Russian aviation and space dictionary > earth-rotation period
-
3 period
период; время; промежуток времениperiod of the dutch roll cycle — период связанных боковых колебаний (типа «голландский шаг»)
-
4 период вращения Земли
Русско-английский авиационный словарь > период вращения Земли
-
5 период вращения Земли
Русско-английский аэрокосмический словарь > период вращения Земли
-
6 период вращения Земли
Авиация и космонавтика. Русско-английский словарь > период вращения Земли
-
7 период вращения Земли
1) Mathematics: the terrestrial rotation period2) Astronautics: earth-rotation periodУниверсальный русско-английский словарь > период вращения Земли
-
8 период вращения Земли
Русско-английский научно-технический словарь переводчика > период вращения Земли
-
9 okres
Ⅰ m (G okresu) 1. (czas trwania) period, season- okres wojny wartime- okres świąt Bożego Narodzenia Christmas time- okres świąteczny the holiday season- okres kwitnienia/pylenia/wylęgania the blossoming/pollination/incubation period- okres dojrzewania adolescence- okres przekwitania growing (the) menopause- okres świetności the glory days, heyday- w okresie wakacji during the summer a. vacation- pamiętam go dobrze z tamtego okresu I remember him well from that period2. (epoka) period, era- teatry polskie okresu międzywojennego Polish theatres of the interwar period- okres romantyzmu the Romantic period3. środ., Szkol. (semestr) term- na drugi okres miał dwóję z matematyki he got a ‘D’ in maths for the second term4. pot. (menstruacja) period- mieć okres to have one’s period a. time of the month- w zeszłym miesiącu nie miała okresu she missed a period last month5. Astron., Fiz. (cykl) period, cycle- okres obrotu gwiazd the cycle of the stars’ rotation, the star rotation cycle- okres obiegu Ziemi wokół Słońca the period of the Earth’s rotation round the Sun6. Geol. period- okres międzylodowcowy a. interglacjalny the interglacial period7. Jęz. (zdanie wieloczłonowe) complex sentence, period 8. Muz. (część utworu muzycznego) passage, phrase Ⅱ okresami adv. periodically□ okres cyceroński Literat. Ciceronian era- okres godowy Zool. nuptial period- okres gwiazdowy Astron. planet’s cycle- okres ochronny Myślis. close a. closed season- okres przydatności produktu do spożycia a product’s lifetime- okres próbny a trial period, probation* * *( czas trwania) period; ( pora) time; ( stadium) stage; ( epoka) era; SZKOL term, semester; ( miesiączka) period; ASTRON, FIZ periodokres ochronny — close season (BRIT), closed season (US)
* * *mi1. (= określony czas trwania) period, season; okres godowy biol. mating season; okres istnienia l. życia lifetime; okres najwyższej oglądalności telew. prime time; okres prolongaty grace period; okres przechowywania ( produktu) shelf life; okres urzędowania incumbency; okres ochronny myśl. fence season, closed season.2. (= epoka) period; epoka baroku Baroque period.3. szkol. (= semestr) semester, term.4. fizj. (= menstruacja) period.5. astron. cycle.6. geol. period; okres lodowcowy glacial period; okres kambryjski the Cambrian period, the Cambrian.7. ret. period, sentence.8. muz. passage, phase.The New English-Polish, Polish-English Kościuszko foundation dictionary > okres
-
10 orbis
orbis is, abl. orbe (rarely -bī, C.), m a ring, circle, re-entering way, circular path, hoop, orbit: in orbem intorquere: in orbem curvat (iter) eun<*> dem, O.: digitum iusto commodus orbe teras, a ring, O.: ut in orbem consisterent, form a circle, Cs.: orbe facto se defendere, a hollow square, Cs.: orbem volventes suos increpans, L.: in orbem sese stantibus equis defendere, L.: duodecim signorum orbis, zodiac: lacteus, Milky Way: sidera suos orbes conficiunt, orbits: inmensis orbibus angues Incumbunt pelago, coils, V.—A round surface, disk, circle: mensae, round top, O.: de tot pulchris orbibus comedunt, round tables, Iu.: lucidus, disk (of the sun), V.: ictus ab orbe, quoit, O.: (hasta) per orbem cavum Transit, shield, V.—A mosaic pavement, Iu.—One side of a balance: alterno orbe, Tb.—A wheel: Unda ferratos sustinet orbes, V.: Fortunae stantis in orbe Numen, her wheel, O.—An eye-socket, eye: gemino lumen ab orbe venit, eye, O.: oculorum orbes, V.—With terrae or terrarum, the circle of the world, earth, world, universe: orbis terrae, S., C.: terrarum orbis, V.—The earth, world, universe (sc. terrae): Iuppiter totum cum spectet in orbem, O.: Si fractus inlabatur orbis, H.: Roma orbis caput, O.—A country, region, territory: Eoo dives ab orbe redit, the East, O.: Assyrius, Iu.—Fig., a circle, rotation, round, circuit: ut idem in singulos annos orbis volveretur, L.: orbis hic in re p. est conversus, the circle of political change: imperium per omnīs in orbem ibat, in rotation, L.—In time, a cycle, round, period: Annuus, V.: Triginta magnos volvendis mensibus orbīs explebit, years, V. —Of speech, a rounding off, period, cycle: quasi orbem verborum conficere: orationis.—A cycle of thought: sententiae Pyrrhonis in hunc orbem incidere non possunt: circa vilem patulumque orbem, the trite and obvious path, H.* * *circle; territory/region; sphereorbis terrarum -- world/(circle of lands)
-
11 orbis
orbis, is (nom. orbs, Ven. Carm. 8, 5. — Abl. regul. orbe;I.but orbi,
Lucr. 5, 74:ex orbi,
Varr. R. R. 3, 5, 16; Rutil. ap. Charis. p. 112 P.: orbi terrae, in the meaning in the world, Cic. Sest. 30, 66; so,orbi terrarum,
id. Verr. 2, 4, 38, § 82 Halm; id. Dom. 10, 24; id. Fragm. ap. Charis. p. 112 P.), m. [etym. dub.; perh. akin to Sanscr. dhvar, bend, twist], any thing of a circular shape, a ring, round surface, disk, hoop, orbit, orb, a circle (class.; cf.: circus, circulus, gyrus, spira).Lit.:II.in orbem torquere,
Cic. Univ. 7:curvare aliquid in orbem,
Ov. M. 2, 715:certumque equitavit in orbem,
id. ib. 12, 468.—Of a ring:et digitum justo commodus orbe teras,
fit exactly, Ov. Am. 2, 15, 6:unionum,
roundness, Plin. 9, 35, 56, § 113.—Of a circle formed by men:ut in orbem consisterent,
place themselves in a circle, form a circle, Caes. B. G. 5, 33:cum illi, orbe facto, se defenderent,
id. ib. 4, 37:orbem volventes suos increpans,
Liv. 4, 28:in orbem pugnare,
id. 28, 22, 15:in orbem sese stantibus equis defendere,
id. 28, 33, 15: stella (phaethôn) eundem duodecim signorum orbem annis duodecim conficit, the zodiac, Cic. N. D. 2, 20, 52:lacteus,
the Milky Way, id. Rep. 6, 16, 16.—Of the orbit of a heavenly body:sidera circulos suos orbesque conficiunt,
Cic. Rep. 6, 15, 15.—Of a serpent, the windings, coils:immensis orbibus angues Incumbunt pelago,
Verg. A. 2, 204.—Of a circular surface or disk:orbis mensae,
a round table-top, Ov. H. 17, 87; cf. Juv. 11, 122.—Also, simply orbes, a round table, Mart. 2, 43; Juv. 1, 137.—Of a quoit or discus:ictus ab orbe,
Ov. Ib. 590.—Of the scale of a balance:instabilis natat alterno depressior orbe,
Tib. 4, 1, 44.—Of a mirror:addidit et nitidum sacratis crinibus orbem,
Mart. 9, 18, 5.—Of a shield:illa (hasta) per orbem Aere cavum triplici... Transiit,
Verg. A. 10, 783; Petr. 89.—Of a mosaic pavement of rounded pieces [p. 1276] of marble, Juv. 11, 175.—Of a scale, one side of a balance, Tib. 4, 1, 44.—Of the millstones of an oil-mill, Cato, R. R. 22.—Of the wooden disk placed over olives in pressing them, Cato, R. R. 18.—Of the hoop or tire of a wheel:rotarum orbes circumacti,
Plin. 8, 16, 19, § 52.—Of the wheel itself:undaque jam tergo ferratos sustinet orbes,
Verg. G. 3, 361.—Hence, the wheel of fortune, Tib. 1, 5, 70; Ov. Tr. 5, 8, 7; id. P. 2, 3, 56.—Of the socket of the eye:inanem luminis orbem,
Ov. M. 14, 200.—Of the eye itself:gemino lumen ab orbe venit,
Ov. Am. 1, 8, 16:ardentes oculorum orbes ad moenia torsit,
Verg. A. 12, 670.—Of the sun's disk or orb:lucidus orbis,
Verg. G. 1, 459.—Of the moon's disk or orb:quater junctis implevit cornibus orbem Luna, quater plenum tenuata retexuit orbem,
Ov. M. 7, 530.—Of the circle of the world, the world, the universe:Juppiter arce suā totum cum spectet in orbem,
Ov. F. 1, 85:renatus,
the new-born day, Sil. 5, 56: terrarum or terrae, the circle or orb of the earth, the world (since the ancients regarded the earth as a circular plane or disk):permittitur infinita potestas orbis terrarum,
Cic. Agr. 2, 13, 33:ager Campanus orbis terrae pulcherrimus,
id. ib. 2, 28, 76; id. Sest. 30, 66:cunctus ob Italiam terrarum clauditur orbis?
Verg. A. 1, 233; cf. id. ib. 7, 224.—Also, simply orbis (so mostly poet.):hic, ubi nunc Roma est orbis caput, arbor et herbae,
Ov. F. 5, 93:unus,
Juv. 10, 168; 4, 148:universus,
Vulg. Luc. 2, 1; id. Apoc. 12, 9.—Hence, a country, region, territory:Eoo dives ab orbe redit,
the East, Ov. F. 3, 466:Assyrius,
Juv. 2, 108:noster,
Plin. 12, 12, 26, § 45.— A kind of fish, Plin. 32, 2, 5, § 14 Sillig; cf. Isid. Orig. 12, 6, 6.—Trop., a circle.A.Of things that return at a certain period of time, a rotation, round, circuit:B.ut idem in singulos annos orbis volveretur,
Liv. 3, 10:insigne regium in orbem per omnes iret,
in rotation, id. 3, 36:orbis hic in re publicā est conversus,
the circle of political changes, Cic. Att. 2, 9, 1.—Orbis doctrinae, an encyclopœdia: orbis ille doctrinae quam Graeci enkuklion paideian vocant, Quint. 1, 10, 1.—C.Of speech, a rounding off, roundness, rotundity:D.circuitum, et quasi orbem verborum conficere,
Cic. de Or. 3, 51, 198:orationis,
id. Or. 71, 234:historia non tam finitos numeros quam orbem quendam contextumque desiderat,
Quint. 9, 4, 129.—A circle or cycle of thought:E.sententiae Pyrrhonis in hunc orbem quem circumscripsimus, incidere non possunt,
Cic. Fin. 5, 8, 23; cf.:circa vilem patulumque orbem,
Hor. A. P. 132.—Esp.: in orbem ire, to go the rounds, go around:quinque dierum spatio finiebatur imperium ac per omnes in orbem ibant,
in turn, Liv. 1, 17, 6; 3, 36, 3. -
12 περίοδος
περίοδος, ὁ,A one who goes the rounds, patrol, Aen.Tact.22.3, al., Rev.Arch.1911(2).424 (Mesembria, i B. C.).------------------------------------A going round, marching round, flank march, τῶν Περσέων ἡ π. Hdt.7.219, 229 ;π. καὶ κύκλωσις Th.4.35
.2 slow walk, Gal.17(2).99.II way round, Hdt.7.223 ;λίμνης Id.1.185
; circumference, circuit, compass, σήματος, τείχεος, ib.93, 163 : abs., τὴν π. in circumference, Id.7.109.III γῆς π. chart or map of the earth, Id.4.36, 5.49, Ar.Nu. 206, Arist.Mete. 362b12, Agathem.1.1 ; αἱ τῆς γῆς π. books of descriptive geography, Arist. Pol. 1262a19, Rh. 1360a34, Mete. 350a16.IV going round in a circle, coming round to the starting-point, circuit, ἡ τοῦ τρίποδος π. Plu. Sol.4.2 esp. of Time, cycle or period of time, πάσαις ἐτέων π. Pi. N.11.40; freq. in Pl., ἐν πολλαῖς χρόνου καὶ μακραῖς π. Phd. 107e ;π. χιλιετής Phdr. 249a
: abs., R. 546b, Epicur.Ep.1p.27U. (pl.), etc.; κατὰ φύσιν π. Arist.GA 777b18; of the Great Year of the Stoics, Chrysipp.Stoic.2.189(pl.); ἐκ περιόδου periodically, in rotation, Heraclid.Pol.58, Plb.2.43.1, etc.;ἐν περιόδῳ Plu.Eum.8
; esp. the period embracing the four great public games,κατὰ τὰν π. ἑκάσταν IG9(1).694.31
(Corc.); ἐνίκησε τὴν π. Ath.10.415a; νικώμενος τὴν π. Arr. Epict.3.25.5, cf. Poll.4.89; v. περιοδονίκης.3 of events, periodic recurrence, cycle, Isoc.15.174, Thphr.CP1.13.1.b cycle, roster of public officials,τῇ πρὸ ταύτης π. τῶν μελλόντων λειτουργεῖν POxy. 1119.6
(iii A. D.), cf. 1552.3 (iii A. D.).4 Medic., a regular prescribed course of life, ἐν τῇ καθεστηκυίᾳ π. ζῆν to live in the regular course, Pl.R. 4073; αἱ ἰατρικαὶ π. the periodical visits of a regular physician, the doctor's rounds, Luc.Gall.23, cf. Nigr.22 : hence, medical practice, Heraclasap.Orib.48.18.2.c fit of intermittent fever, or the like , Hp. Aph.4.59 (pl.), D.9.19; ὁ ἐκ περιόδου πυρετός an intermittent fever, Luc.Philops.9.6 orbit of a heavenly body, Id.Mem. 4.7.5 ; ἀστέρος κυκλικὴ π. Vett.Val.94.20; also θεριναὶ π., = τροπαί, Hp.Aër.19; revolution of a heavenly body, Epicur.Ep.1p.28U.VI Rhet., period, Thrasymach. ap. Suid.s.v. Θρασύμαχος, etc.; defined as λέξις ἔχουσα ἀρχὴν καὶ τελευτὴν αὐτὴ καθ' αὑτὴν καὶ μέγεθος εὐσύνοπτον, Arist.Rh. 1409a35, etc.; also in Music and Metric, Heph.Poëm.3.5, Aristid.Quint.1.14.Greek-English dictionary (Αγγλικά Ελληνικά-λεξικό) > περίοδος
-
13 giro
m turn( circolo) circle( percorso abituale) round( deviazione) detour( passeggiata a piedi) walk, strollin macchina drivein bicicletta ridedi pista lapdi motore rev(olution)( viaggio) tourgiro d'affari turnovergiro di capitali circulation of capitalgiro turistico della città city sightseeing tourfare il giro dei negozi go round the shopsnel giro di una settimana within a weeksenza tanti giri di parole without beating about the bush so muchgiro di prova test driveessere in giro ( da qualche parte) be around (somewhere)( fuori) be outmettere in giro spreadfig prendere in giro qualcuno pull someone's lega giro di posta by return of post* * *giro s.m.1 (rotazione) turn, turning: al primo giro di manovella, at the first turn of the handle; con un solo giro di chiave, with a single turn of the key; dai un mezzo giro a destra e tira verso di te, give a half turn clockwise and pull towards you; dagli un altro giro di corda, di nastro adesivo, go round again with the string, adhesive tape; fare un giro su se stessi, to swivel round; il giro della terra intorno al sole, the earth's revolution around the sun // (mar.): giro di boa, turning point; essere al giro di boa, (fig.) to be half way (o to have reached a turning point) // disco a 33, 45 giri, LP, single // dare un giro di vite, (fig.) to clamp down // prendere in giro qlcu., to make fun (o a fool) of s.o.2 (percorso circolare) round: ieri sera abbiamo fatto il giro delle birrerie, last night we did the rounds of the pubs; fare il giro dei clienti, to do the round (s) of one's customers (o to call on one's customers); il medico fa ogni mattina il giro delle visite, the doctor does his rounds every morning; il postino sta facendo il suo giro, the postman is doing his round (s); fare un giro di telefonate, to ring round; perdemmo la strada e facemmo un lungo giro, we lost our way and made a long detour; facciamo il giro dell'isolato e poi andiamo a casa, let's walk round the block and then go home; questa storiella farà il giro della città, this story will go round (o will make the rounds of) the town; la sua fama ha fatto il giro del mondo, he is world-famous // propongo un altro giro di whisky, shall we have another round of whisky? // un giro di parole, a roundabout expression (o a circumlocution) // facciamo un giro di walzer, let's have a waltz // ( sport): giro di pista, lap; giro d'onore, lap of honour // (aut.) giro di prova, test drive // il giro della morte, loop; fare il giro della morte, to loop the loop3 (cerchio) circle: il giro delle mura, the city walls; ho fatto un giro di mattoni intorno all'albero, I laid a circle of bricks around the tree // il giro dei fianchi, waist measure4 (gita, viaggio) trip, tour: il giro delle ville venete, the tour of the Venetian villas; giro turistico di Londra, sightseeing tour of London; questo weekend farò un giro in Francia, I'm going to take a trip to France this weekend; giro del mondo, world tour; fare il giro del mondo, to travel round the world; quest'estate mi faccio un giro in autostop, I'm going hitchhiking this summer // vai a farti un giro!, (vai fuori dai piedi) get lost!5 (passeggiata) short walk, stroll, turn; (in bicicletta, treno, aereo ecc.) ride; (in automobile) drive: andò a fare un giro nel parco, he went for a stroll (o walk) in the park; facciamo un giro in paese, let's take a walk in the village; mi fai fare un giro con la tua bicicletta?, can I have a ride on your bike?6 (circolazione) circulation: questi francobolli non si vedono più in giro, these stamps are no longer in circulation; mettere in giro, (monete, francobolli) to put into circulation; non lo vedo più in giro da un sacco di tempo, I haven't seen him around for a long time; hai visto se c'è in giro mia moglie?, have you seen my wife around?; non ho sonno, andiamo un po' in giro, I'm not sleepy, let's go out for a while; vorrei sapere chi va a dire in giro che mi sono sposato!, I'd like to know who's putting it around (o spreading the story) that I'm married! // cosa si dice in giro?, what's the news? // non lasciare in giro queste lettere, don't leave these letters lying around; mio figlio è disordinato, lascia tutto in giro, my son is untidy, he leaves everything lying around // (fin.): giro d'affari, turnover; giro di capitali, circulation of capital; giro di fondi, transfer of funds (o cash transfer) // ( banca): giro (di un conto bancario), turnover; cambiali in giro, outstanding bills // (comm.) a giro di posta, by return of post (o mail return)7 (cerchia, ambiente) circle; (racket) racket: stretto giro di amicizie, close circle of friends; essere nel giro del teatro, to move in theatrical circles; entrare nel giro della droga, to get mixed up in the drug-scene (o drug racket); ormai è fuori dal giro della droga, he's no longer part of the drug-scene (o of the drug racket); essere escluso dal giro, to be left out; è difficile capire per chi non è del giro, it's hard for an outsider to understand; è uno del giro, (della malavita) he's part of the mob; gestisce il giro delle auto rubate, he runs the stolen car racket8 (a carte) hand9 (mecc.) turn; (di albero a corpo rotante) revolution (abbr. rev.): fa 2000 giri al minuto, it does (o it turns at) 2000 revolutions per minute (abbr. r.p.m.) // essere su, giù di giri, (fig.) to be high-spirited, low-spirited10 (inform.) (di nastro) loop11 (periodo) period, time: nel giro di pochi giorni, in the course of a few days (o in a few days' time o within a few days).* * *['dʒiro]sostantivo maschile1) (rotazione) turn, rotation, spin; (di motore) revolutionchiudere qcs. a doppio giro — to double-lock sth.
un (disco) 33, 45 -i — a long-player o a long-playing record BE, a forty-five (record)
andare su di -i — [ motore] to rev (up); fig. [ persona] to have the hots
2) (viaggio)un giro per l'Italia — a tour o trip round Italy
un giro in montagna, al mare — a trip to the mountains, to the seaside
la notizia ha fatto il giro del paese — fig. the news spread through the village
3) (passeggiata) stroll, walk; (in macchina) drive; (in bicicletta) rideandare a fare un giro — to go for a walk; (in macchina) to go for a drive; (in bicicletta) to go for a ride
fare un giro in centro — to go into town BE o down town AE
4) (serie)fare un giro di opinioni — to sound out everybody, to go (a)round the table
5) (alle carte) hand6) (nei lavori a maglia) row7) (cerchia) (di amici) circlea stretto giro di posta — by return (of post), by return mail
9) in giro around, aboutlasciare qcs. in giro — to leave sth. lying about
prendere in giro qcn. — to make a fool o make fun of sb.
10) nel giro di•giro d'ispezione — tour of inspection, inspection tour
giro della morte — aer. loop
giro di prova — aut. test drive o run
••essere su di -i — [ persona] to be fired up o switched on o on a high
* * *giro/'dʒiro/sostantivo m.1 (rotazione) turn, rotation, spin; (di motore) revolution; dare un giro di chiave to turn the key; chiudere qcs. a doppio giro to double-lock sth.; con più -i di corda with the rope wound around a few times; un (disco) 33, 45 -i a long-player o a long-playing record BE, a forty-five (record); andare su di -i [ motore] to rev (up); fig. [ persona] to have the hots2 (viaggio) un giro per l'Italia a tour o trip round Italy; un giro in montagna, al mare a trip to the mountains, to the seaside; fare il giro del mondo to go around the world; fare il giro della Spagna to tour Spain; fai un giro alla mostra! go and have a look (a)round the exhibition! la notizia ha fatto il giro del paese fig. the news spread through the village3 (passeggiata) stroll, walk; (in macchina) drive; (in bicicletta) ride; andare a fare un giro to go for a walk; (in macchina) to go for a drive; (in bicicletta) to go for a ride; fare un giro in centro to go into town BE o down town AE4 (serie) fare un giro di opinioni to sound out everybody, to go (a)round the table; fare un giro di telefonate to ring around5 (alle carte) hand6 (nei lavori a maglia) row7 (cerchia) (di amici) circle; entrare nel giro della droga to get mixed up in the drug scene; sono fuori dal giro I'm out of the swing of things8 (nella corrispondenza) a stretto giro di posta by return (of post), by return mail9 in giro around, about; è qui in giro? is he around? non c'è nessuno in giro there's nobody about; lasciare qcs. in giro to leave sth. lying about; l'ho portato in giro per tutti i musei I showed him around all the museums; andare in giro per negozi to roam round the shops; prendere in giro qcn. to make a fool o make fun of sb.; c'è in giro una voce there's a rumour going around10 nel giro di nel giro di un'ora within an hour; nel giro di pochi minuti in the space of a few minutes\giro d'affari turnover; giro di boa turning point; giro d'ispezione tour of inspection, inspection tour; giro della morte aer. loop; giro di parole roundabout expression; fare dei -i di parole to beat about the bush; giro di pista lap; fare un giro di pista to (run a) lap; giro di prova aut. test drive o run; giro vita → girovita; giro di vite turn of the screw.
См. также в других словарях:
Rotation period — The rotation period of an astronomical object is the time it takes to complete one revolution around its axis of rotation relative to the background stars. It differs from the planet s solar day, which includes an extra fractional rotation needed … Wikipedia
Earth's rotation — is the rotation of the solid Earth around its own axis. The Earth rotates towards the east, which can be observed by orientation with a magnetic compass at sunrise. As viewed from the star Polaris, the Earth turns counter clockwise. Rotation… … Wikipedia
earth — [ʉrth] n. [ME erthe < OE eorthe, akin to Ger erde < IE base * er > Gr era, earth, Welsh erw, field] 1. [often E ] the planet that we live on; terrestrial globe: it is the fifth largest planet of the solar system and the third in distance … English World dictionary
Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth … Wikipedia
earth — /errth/, n. 1. (often cap.) the planet third in order from the sun, having an equatorial diameter of 7926 mi. (12,755 km) and a polar diameter of 7900 mi. (12,714 km), a mean distance from the sun of 92.9 million mi. (149.6 million km), and a… … Universalium
Earth ellipsoid — The Earth ellipsoid especially the mean Earth ellipsoid is the mathematical figure of the Earth which is used as a reference frame for computations in geodesy, astronomy and the geosciences.It is a ellipsoid of rotation, whose short (polar) axis… … Wikipedia
Earth's orbit — In astronomy, The Earth s Orbit involves the Earth orbiting the Sun at an average distance of about 150 million kilometers every 365.2564 mean solar days (1 sidereal year). From Earth, this gives an apparent movement of the Sun with respect to… … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
Rotation — This article is about movement of a physical body. For other uses, see Rotation (disambiguation). A polyhedron resembling a sphere rotating around an axis. A rotation is a circular movement of an object around a center (or point) of rotation. A… … Wikipedia
Earth's magnetic field — Computer simulation of the Earth s field in a normal period between reversals.[1] The tubes represent magnetic field lines, blue when the field points towards the center and yellow when away. The rotation axis of the Earth is centered and… … Wikipedia
Earth radius — The Earth s shape, like that of all major planets, approximates a sphere. A true sphere has a unique radius, but on Earth the distance from the mean sea level at each point on the surface to the center (the radius of the Earth at a point on the… … Wikipedia
