Mapangidwe, Sayansi
Ndiye gwero la m'munda maginito chiyani? munda Gwero Dziko Lapansi maginito
The maginito - chidwi kwambiri chodabwitsa. Pakali pano, katundu wake akhala akugwiritsidwa ntchito zosiyanasiyana. Kodi mukudziwa kuti gwero la m'munda maginito? Nditawerenga nkhaniyo, muphunzira za izo. Komanso, tikambirana mfundo zina zokhudzana ndi nyese. Choyamba, tiyeni tione mbiri.
A mbiri pang'ono
Nyese ndi magetsi - si awiri zochitika zosiyanasiyana, monga anakhulupiriranso molakwa kwa nthawi yaitali. ubwenzi wawo zinadziwika yekha mu 1820, pamene Chidanishi wasayansi Hans Mkhristu Oersted (1777-1851 gg.) Zinasonyeza kuti panopa kudzera waya ndi magetsi deflects kampasi singano. Current nthawi zonse amapanga ndi maginito. Zilibe kanthu kumene kumachitika - pakati pa mtambo ndi pansi mu mawonekedwe a mphezi kapena minofu ya thupi lathu.
Ngakhale kalelo anthu ayesa kuti adzaone zomwe ndiye gwero la m'munda maginito. Komanso, kutsegula anapanga kuchita. Nyese anaona ndi ntchito (makamaka zolinga navigation) kwa zaka lisanalipiridwe Mukalongosola chikhalidwe cha magetsi, ndipo wapeza tiligwiritse ntchito. Only pamene zinadziwika kuti nkhaniyo imakhala maatomu, izo potsiriza anatsimikiza kuti nyese ndi magetsi ndi zogwirizana. Kulikonse kumene kunali nyese, nthawi zonse padzakhala masiku ano, ndi ena magetsi. Komabe, kupezeka chinali chiyambi chabe cha maphunziro watsopano.
Kodi Mzimuyo chiwonetsero cha katundu maginito zipangizo, pakalibe kwina mphamvu zoyendetsera? Movement wa ma elekitironi amene analenga mafunde magetsi mwa ma atomu. Mtundu wa nyese, ndipo tikambirana pano. mmene kanyamaka Gwero maginito (alternating panopa), ife mwachidule anafotokoza.
Magnetite ndi zipangizo zina
Katundu kukopa chitsulo ndi zinthu zachitsulo munali zimawonedwa mu chirengedwe, limodzi chidwi mchere. Ndi za magnetite, yachitsulo mankhwala mankhwala. Mwina, zina za izo mtundu wa ntchito kampasi choyamba, anatulukira ndi Chinese. Gwero la m'munda maginito si mchere ndi. Ena zipangizo komanso ndi mosavuta dala katundu chofunika. Pakati pawo chitsulo wodziwika ndi zitsulo. Onse limodzi ndi zina sachedwa kasupe wa maginito.
maginito okhazikika
Zinthu kukopa chitsulo, kupanga osankhidwa mwapadera. Iwo amatchedwa maginito okhazikika. Ngakhale dzina, iwo akukhalabe katundu chofunika kwa kanthawi kochepa. Maginito okhazikika mu mawonekedwe a bala zikusonyeza mphamvu ya nyese lapansi. Ngati iye akhoza kusuntha momasuka kumalekezero nthawi akutembenukira motsogozedwa wa North Pole a Dziko Lapansi, ndi zina - mu njira ya South. Malekezero awiri a maginito zimatchedwa kumpoto ndi kum'mwera, mizati motero.
Maginito akhoza kukhala pafupifupi mawonekedwe iliyonse: bala, ndi horseshoe, kapena mphete zovuta zambiri. Iwo ntchito zipangizo zamagetsi. The mitengo yonyamulira ya maginito ya amaimira monga: N (kumpoto) ndi S (kum'mwera). Tiyeni tikambirane mmene angalankhulire.
Kukopeka ndi repulsion
Mosiyana ndi mizati maginito kukopa. Tizindikira ku sukulu. Kukoka zinthu zina, maginito woyamba kuvumbitsira maginito ofooka. Ngati mizati amawateteza mnzake (ngakhale sali kuonekeratu ngati mmene kukopeka ndi). Kumamverera mmene maginito, chitsulo ndi zitsulo amakhala maginito, kupeza polarity zosiyana. N'chifukwa chake amakopeka ndi izo. Koma ngati awiri maginito zofanana ndi "milandu" ofanana anapereka pafupi wina ndi mnzake ndi mizati chomwecho, kodi chingachitike n'chiyani? Anaona repulsion mphamvu adzakhala wofanana ndi mphamvu kukopeka kuti amachita pakati pa mitengo iwiri anyamata, anaika pa mtunda wofanana Chrixitu.
Mphamvu ya nyese imvera ayi akakhala zipangizo okha. Komabe, chodabwitsa maginito mosavuta ambiri anaona mu zitsulo koyera. Mwachitsanzo, chitsulo, faifi tambala, cobalt.
madambwe
Zitsulo, amene angathe kukhala gwero la maginito zigwirizana maginito yaing'ono oyenerera mosintha mwa nkhaniyo. Amachitanso lolunjika yekha pa malo ochepa, anaitana madambwe, amene Tingaone kudzera elekitironi maso. Mu unmagnetized nkhani - komanso madambwe eni zochokera mu madera osiyana kumeneko - ya maginito ndi ziro. Choncho, palibe katundu maginito mu nkhani iyi si anati. Choncho, nkhani amapeza katundu chofunika chokha akamaziwononga.
magnetization ndondomeko lili mu choona kuti madambwe onse amakakamizidwa kuti mukhale munzere mu njira imodzi. Pamene anatembenuka bwino, zochita zawo akuwonjezeka. mankhwala A ambiri akukhala maginito gwero. Ngati madambwe onse alimbane ndendende mbali imodzi, nkhani umalandira malire a luso lake maginito. Nkofunika kudziwa chitsanzo chimodzi. Magnetization zakuthupi pamapeto pake zimadalira magnetization ankalamulira. Zimenezi, Mungasankhe maatomu munthu zili mkati ankalamulira.
Munda Dziko Lapansi maginito
Munda Dziko Lapansi maginito wachita kale molondola anayeza ndipo anafotokoza, koma mpaka icho sichikanakhoza kwathunthu anafotokoza. Mawu osavuta kwambiri akhoza ankaimira ngati pakati pa North ndi South chirengedwe mizati ndi lathyathyathya maginito yosavuta. Izi zimapangitsa ena obwera anati. Koma si kufotokoza mphamvu kusintha zachilendo kwambiri, ndipo ngakhale malangizo a mizere maginito a padziko lapansi, kapena chifukwa zaka mamiliyoni ambiri zapitazo malo zake maginito popenyana ndi panopa, kapena chifukwa iwo ali, ngakhale pang'onopang'ono, wangayo. Choncho, chilichonse ndi zovuta.
maginito ya Earth Model
Ife pofotokoza mwatsatanetsatane Baibulo m'Chingelezi chosavuta. Anaimira pakati pa dziko lapansi yaitali, kuphwa maginito kuti adzakhala gwero la m'munda maginito. Kodi aliyense ayenera kuonedwa? zakuthupi maginito padziko lonse ayenera udzakhazikitsidwe kuti mzati awo kulozera kumpoto, anatembenuka njira yolakwika, yomwe ife timaitcha kumpoto (makamaka kummwera kwa maginito kungoganiza) ndi mtengo umodzi - kum'mwera (kumpoto a maginito).
Kumvetsa njira zovuta thupi kuchititsa mavuto ena. Ndipo dziko lapansi nyese ndi nyese tating'ono ting'ono chitsulo mosavuta zinakhalako poganiza kuti maginito mizere (zambiri amatchedwa mizere ya kamwazi maginito) kubwera kuchokera kumpoto a maginito, ndi zina kum'mwera. Ichi ndi chizindikiro umasinthasintha kwambiri okhawo chifukwa cha mayiko, monga ntchito ufuluwo ndi longitude mizere kukopedwa pa mapu. Komabe, limatithandiza kumvetsa zimene gwero la mphamvu ya maginito a Earth.
Mphamvu mizere losavuta lathyathyathya maginito, kudutsa ku mtengo wina kwa mzake ndi pogona maginito lonse, kupanga mtundu wa yamphamvu. Mizere ya mphamvu ya mbali imodzi, monga anali nawo. Iwo nthawizonse kuyamba pa mtengo wa yofanana ndi mapeto pa mtengo wa mtundu wina, ndipo konse intersect.
pomaliza
Kotero ife kutambasula mutu "kasupe wa m'munda maginito." Monga mukuonera, ndi yaikulu kwambiri. Tafotokoza yekha malingaliro zofunika zokhudza nkhani imeneyi.
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