Video: Vim li cas latitude muaj feeb thiab vib nas this?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Vim lub ntiaj teb curvature, qhov deb ntawm lub voj voog yog los ntawm Equator, qhov me dua lawv yog . Ntawm North thiab South Poles, arcdegrees yog yooj yim cov ntsiab lus. Qib ntawm latitude yog faib 60 feeb . Yuav kom paub meej dua, cov feeb yog faib 60 vib nas this.
Ib yam li ntawd, tib neeg nug, vim li cas kev sib koom tes siv feeb thiab vib nas this?
Yog li pib navigation cia li qiv lub ' feeb thiab vib nas this ' npe rau lawv qhov kev faib qib. Ua li uas tsim nyog? Nws yog ib qho tseem ceeb vim hais tias cov Babylonians, uas yog cov neeg txawj lej thiab cov neeg astronomers, siv lub hauv paus-60 tus lej system rau geometric thiab astronomical ntsuas thiab suav.
Ib yam li ntawd, degree feeb thiab vib nas this yog dab tsi? Txhua degree muab faib ua 60 ntu, txhua ntu yog 1/60 ntawm a degree . Cov ntu no hu ua feeb . Txhua feeb muab faib ua 60 ntu, txhua ntu yog 1/60 ntawm a feeb . Cov ntu no hu ua vib nas this.
Thiab cov lus nug yog, dab tsi yog feeb thiab vib nas this hauv longitude thiab latitude?
Qib, feeb , Thib ob Thawj chav nyob uas longitude thiab latitude muab yog degrees (°). Muaj 360 ° ntawm longitude (180 ° E ↔ 180 ° W) thiab 180 ° ntawm latitude (90 ° N ↔ 90 ° S). Txhua degree tuaj yeem tawg ua 60 feeb ('). Txhua feeb tuaj yeem muab faib ua 60 vib nas this (”).
Ib feeb ntawm latitude yog dab tsi?
Ib feeb ntawm latitude sib npaug ib mais nautical thiab degrees ntawm latitude sib 60nm. Qhov kev ncua deb ntawm degrees ntawm longitude tsis tas mus li vim hais tias lawv converge ntawm tus ncej.
Pom zoo:
Vim li cas A thiab T thiab G thiab C ua khub hauv DNA ob lub helix?
Qhov no txhais tau hais tias txhua ntawm ob strandsindouble-stranded DNA ua raws li ib tug templatetoproduce ob strands tshiab. Replication relies oncomplementary basepairing, uas yog lub hauv paus ntsiab lus piav qhia los ntawmChargaff cov cai: adenine (A) ib txwm khi nrog thymine (T) thiab cytosine (C) ib txwm khi nrog guanine (G)
Dab tsi yog qhov latitude thiab longitude ntawm Chicago IL hauv degrees thiab feeb?
Chicago, IL, USA Geographic Information Lub Tebchaws United States Latitude 41.881832 Longitude -87.623177 DMS Lat 41° 52' 54.5952'' N DMS Ntev 87° 37' 23.4372'' W
Muaj pes tsawg vib nas this ntawm arc muaj nyob rau hauv 360 degrees?
Yog li, muaj 360 degrees mus ncig tag nrho lub voj voog. Muaj 60 feeb ntawm arc, arcminutes, nyob rau hauv ib tug degree, thiab 60 vib nas this ntawm arc, arcseconds, nyob rau hauv ib tug arcminute
Puas muaj peev xwm hluav taws xob thiab lub zog muaj peev xwm tib yam Vim li cas lossis vim li cas ho tsis?
Lub zog muaj peev xwm hluav taws xob Ue yog lub zog muaj peev xwm khaws cia thaum cov nqi tawm ntawm qhov sib npaug (xws li lub zog muaj peev xwm gravitational). Lub peev xwm hluav taws xob zoo ib yam, tab sis ib tus nqi, Ueq. Ib qho hluav taws xob muaj peev xwm sib txawv ntawm ob lub ntsiab lus hu ua voltage, V = Ue2q−Ue1q
Vim li cas thiaj muaj qhov kub thiab txias thaum lub caij nplooj ntoos hlav thiab lub caij nplooj zeeg?
Thaum lub sab qaum teb ib nrab ntawm lub ntiaj teb yog tilted mus rau lub hnub, lub sab qab teb hemisphere yog tilted. Cov neeg nyob rau yav qab teb hemisphere tau ntsib lub hnub luv luv thiab txias dua ntawm lub caij ntuj no. Thaum lub caij nplooj zeeg thiab caij nplooj ntoos hlav, qee qhov chaw hauv ntiaj teb muaj kev zoo sib xws, me me, muaj xwm txheej