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Masiku ndi zaka padziko lililonse
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Explorer · Modyuli 3

Masiku ndi zaka padziko lililonse

Venus imatenga nthawi yayitali kuti izungule kamodzi kuposa kuzungulira dzuwa, Jupiter imazungula m'masabata asanu ndi awiri, ndipo chaka cha Neptune ndi 165 cha zaka zathu.

10 min

NASA

Mfundoyi anapanga ndi Local Solar System Foundation gulu la akatswiri ndi angasinthe ndi wodziwa reviewer. Kodi muli ndi chidziwitso pa nkhani imeneyi? Suggest an edit

Orrery

Kutsegula tsamba lonse

Solar system, tsopano. Padziko lonse ndi kumeneko kuti ndi lero, anachita kuchokera NASA Ma formula a JPL. Dinani play ndipo nthawi idzayenda mofulumira, kuti muthe kuwona maplaneti akuzungulira dzuwa: momwe planeta ikukulire kumadzulo kwa dzuwa, imayenda mofulumira kwambiri. Dinani pa dziko lililonse kuti mupiteko ndikuwone ngati likuyenda.

Pezani izi

_Taonani
Kukula
Kuwonetsa

Mtengo wowerengeka: maplaneti amasungidwa ngati aakulu kuposa momwe ziliri, ndipo maulendo amasunthidwa kuti maplaneti onse azigwirizana pazenera limodzi. Sungani ku kutalika kwachidule kuti muone chinyezi cha m'mphepete mwake.

Momwe mungagwiritsire ntchito
Onani
Zimagwiritsa ntchito ma kiyibodi a + ndi - kuti ziwonjezere kapena kuchepetsa kutalika kwa chithunzicho.
Sankhani dziko
Kuti mupite ku planeta, dinani kapena dinani pa planeta kuti mupiteko ndi kuitsatira. Mudzaona kuti ili bwanji mbali ya dzuwa ndi dziko lapansi, komanso kuti ikuyenda bwanji mofulumira. Mawindo amanja amagwiritsa ntchito masamba ozungulira kuti apite kuchokera ku planeta kupita ku planeta; batani la Escape kapena batani lochokera pamwamba likupitanso ku system yonse.
Nthawi
Kusewera kumayenda nthawi patsogolo pa liwiro losankhidwa. Sankhani tsiku lililonse, kapena pitani ndi mafelemu mkati mwake. Tsopano ikubweretserani ku lero.
Kukula
Mdima ndi wochuluka kwambiri kuti palibe chophimba chomwe chimasonyeza maplaneti onse komanso makilomita omwe ali pakati pawo molingana ndi kutalika kwa nkhope. Mamita owerengeka amakula maplaneti ndipo amachepetsa makilomita; mamita a nkhope amasonyeza onse monga momwe zilili.

Kuyerekezera mamiliyoni awiri

NthandáJupiter
Tabula ya deta (malemba osiyanasiyana)
2026-11-12
WorldKuchokera ku SunKuwala-kuyenda nthawi kuchokera ku dzuwaKuwala kwa dzuwa
Mercury0.3095 au2 min 34 sec93°
Nthandá0.7216 au6 min 0 sec61.9°
Dziko0.9898 au8 min 14 sec50.1°
Mars1.607 au13 min 22 sec106°
Jupiter5.318 au44 min 14 sec135°
Saturn9.422 au1 hr 18 min12.3°
Uranus19.43 au2 hr 42 min63.1°
Neptune29.88 au4 hr 8 min2.9°

Madera a planetesimal amagwiritsa ntchito JPL's approximate formulas, oyenera kwa ma arcminutes angapo pakati pa 3000 BC ndi 3000 AD.

Pa Venus, dziko lapansi limayenda mofulumira kwambiri kuti limakhala lovuta kuposa kuyenda m’mphepete mwa dzuwa. Mlungu si chinthu chimodzi chilichonse, ndipo mwezi ndi mwezi wofanana. Munkhaniyi ndi mmene ntchito onse awiri, pa chilichonse dziko.

Maonekedwe a radar ya volkano ya Maat Mons yomwe ikukwera kuchokera pamphepete mwa Venus.
Mtsinje wa volkano Maat Mons pa Venus, wopangidwanso m'3D kuchokera ku Magellan radar data (mapiri owonjezereka). Credit: NASA/JPL

Mlungu ndi chaka ndi maola awiri osiyana, ndipo padziko lililonse amawaika mosiyanasiyana.

Onani

A day ndi nthawi imene dziko lapansi limatenga kuti lizungulire kamodzi. A chaka ndi nthawi iti yomwe imatenga kuti ipite kamodzi patsiku kuzungulira dzuwa. Padziko lapansi izi ndi pafupifupi 24 maola ndi 365 masiku. Madera ena ndi osiyana kwambiri.

WorldMphindiKutalika kwa chaka
Mercury176 masiku a dziko lapansi88 masiku a dziko lapansi
Nthandá117 masiku a dziko lapansi225 masiku a dziko lapansi
Dziko24 maola365 masiku
Mars24 hours 40 minutes687 masiku a dziko lapansi
Jupiter9.9 maola11.9 Miyezi ya dziko lapansi
Saturn10.7 maola29.4 zaka za dziko lapansi
Uranus17.2 maola84 zaka za dziko lapansi
Neptune16.1 maola164.8 zaka za dziko lapansi

Ena a surprises:

  • Pa Mercury, tsiku limodzi (kutuluka kwa dzuwa kutuluka) kumatenga zaka ziwiri.
  • Venus imayenda mozungulira m’mbuyo mwake komanso mofulumira kwambiri.
  • Mapiri a kumwamba ndi olimba kwambiri kuposa mapiri onse, komabe ali ndi kutalika kwakukulu.
  • A Mars tsiku ndi pafupifupi chimodzimodzi monga wathu, amene ndi yosavuta kwa rover mabungwe pa dziko lapansi.

Kugwiritsa ntchito kuyerekezera panel pansi pa orrery kuti agwirizane onse awiri maudindo.

Kumvetsa

Pali mitundu iwiri ya tsiku, ndipo kusiyana kwa zinthu.

  • The tsiku la sideralo ndi imodzi spin wocheperapo poyerekeza ndi mbali ya kuwala. Earth’s is 23 hours 56 minutes 4 seconds.
  • The tsiku la dzuwa ndi kuchokera kumadzulo limodzi kuti lachiwiri. Ngakhale kuti dziko lapansi limayenda, limakhala ndi 1/365 ya nthawi yomwe limadziyendera, choncho liyenera kuzungulira pang’onopang’ono (malingana ndi madigiri 1) kuti lifike pamalo ake. Izi zimatenga pafupifupi 4 mphindi zambiri, kupatsa 24 maola.

Panthawi ya nyengo yozizira, masiku awiriwa ndi ofanana. Kwa oyenda mofulumira, ndi osiyana kwambiri. Mwezi wa Mercury umayenda m’mphepete mwa dziko lapansi nthawi ya masiku 58.6 ndipo chaka chake ndi cha masiku 88. M’madera ena, masiku a mwezi amatenga nthawi yaitali kuposa masiku a dziko lapansi (176 masiku adziko lapansi). Mercury imayenda mozungulira dziko lapansi nthawi zitatu panthawi ya ma orbits awiri, zomwe zimachititsa kuti mpweya ukhale wotentha kwambiri.

Venus imayenda m’mbuyo (retrograde), kamodzi pa masiku a 243 a dziko lapansi. Chifukwa cha kuzungulira kwa dzuwa ndi kutalika kwake, masiku a dzuwa ndi ofupika kuposa masiku a dziko lapansi (osachepera masiku 117).

Miyezi imakula ndi kukulira kwa makilomita chifukwa cha zifukwa ziwiri: njira yopita kumalo ozungulira imakhala yaitali, ndipo dziko lapansi limayenda mofulumira. Dziko lapansi limayenda ndi 29.8 km/s; Neptune imayenda ndi 5.4 km/s m’njira yopitilira 30 nthawi yaitali.

Woyang’anira

M’madera otentha, kutentha kwa dzuwa kumachokera ku mapiri awiri apakati. Ndi nthawi ya kuzungulira kwa sidereal P_rot (yoyipa kwa retrograde) ndi nthawi yoyenda P_orb, zonsezi zimawerengedwa m’njira imodzi:

1 / P_solar = 1 / P_rot − 1 / P_orb

1/0.99727 − 1/365.256 = 1.00274 − 0.00274 = 1.00000 per day, so P_solar = 1 day.

Check Mercury: 1/58.646 − 1/87.969 = 0.017052 − 0.011368 = 0.005684, so P_solar = 175.9 masiku.

Check Venus (retrograde, P_rot = −243.018 days): 1/(−243.018) − 1/224.701 = −0.004115 − 0.004450 = −0.008565, so |P_solar| = 116.75 days. M’madera ena, nyengo ya kumadzulo imayamba pamene dzuwa limatuluka m’mphepete mwa dziko lapansi.

Years follow Kepler’s third law: T² ∝ a³ for everything orbiting the Sun. Ndi T mu zaka ndi a mu au, T = a^1.5. Neptune at a = 30.07 au gives T = 30.07^1.5 = 164.9 years, matching the observed 164.79. M’mabuku ena, monga mu Malemba Achiheberi ndi m’Malemba Achigiriki, pali zilembo zina zomwe zimadziwika kuti masamba a Newton.

Pitani

_Kugwiritsa ntchito paneli yoyerekezera kuti mudziwe dziko lomwe lili ndi tsiku lotalika kwambiri komanso dziko lomwe lili ndi chaka chofupikitsa pakati pa maplaneti.

Chifunso chofulumira

3 mafunso ofulumira. Sankhani yankho kuti muwone ngati muli bwino.

  1. Kodi pali dziko lomwe lili ndi tsiku lofupika kwambiri?

    1. A Mercury
    2. B Dziko
    3. C Jupiter
    4. D Neptune
    Onani yankho

    C. Jupiter Mwezi wa Jupiter umazungulira nthawi imodzi pazaka 9.9.

  2. Pa Venus, yomwe ndi yaitali?

    1. A M'mawa wa dzuwa (kutuluka kwa dzuwa mpaka kutuluka kwa dzuwa)
    2. B The year
    3. C Iwo ndi ofanana
    4. D Venus siinali ndi tsiku
    Onani yankho

    B. The year Mwezi wa Venus ndi 224.7 masiku a dziko lapansi ndipo tsiku lake la dzuwa ndi pafupifupi 116.8 masiku a dziko lapansi, choncho chaka chimakhala chotalika. Ndi nthawi yake yozungulira (243 masiku) yomwe ndi yaitali kuposa chaka chake.

  3. Why do planets farther from the Sun have longer years?

    1. A Amayenda mofulumira
    2. B Ma orbit awo ndi otalika kwambiri ndipo amayenda mofulumira
    3. C Kuwala kwa dzuwa kumatenga nthawi yayitali kuti lifike ku iwo
    4. D Amagwiritsa ntchito ma satellites ambiri.
    Onani yankho

    B. Ma orbit awo ndi otalika kwambiri ndipo amayenda mofulumira Maonekedwe awiriwa amawonjezera: chilumba chachikulu komanso kuthamanga kocheperako. Kepler's law yachitatu imayika mayunitsi pa izo.

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Zolemba

Maphunzirowa ali ndi ufulu wogwiritsa ntchito CC BY-SA 4.0.

Zipangizo ndi zitsanzo zimagwiritsa ntchito mapangidwe osinthidwa kuti aziphunzira okha. Sayenera kugwiritsidwa ntchito poyendetsa, kupanga miyezo kapena kukhazikitsa njira iliyonse yogwiritsira ntchito. Onani zoletsa za masamba ophunzitsa