Video: Nws yuav siv sij hawm ntev npaum li cas mus rau 6 lub teeb xyoo?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Muaj 6 trillion mais nyob rau hauv ib lub teeb-xyoo (kwv yees), yog li qhov kev ncua deb peb yuav tsum mus yog 6 trillion mais/light-year times 4 light-years, or 24 trillion mais. Yog li, qhov kev mus ncig no yuav siv sijhawm 1.2 billion teev . Muaj 24 teev nyob rau ib hnub thiab 365,25d ua ib xyoos, yog li lub sijhawm no hauv xyoo yog 137 txhiab xyoo.
Tsis tas li ntawd, nws yuav siv sij hawm ntev npaum li cas mus rau 1 lub teeb xyoo?
Nws yuav coj koj tsawg dua 20,000 xyoo , ua taug kev xwb 1 lub teeb - xyoo . Cia li hais tias koj xav tau taug kev rau Kepler 438b, uas yog tshaj 400 teeb - xyoo nyob deb. Yog koj xav tau taug kev muaj nyob rau hauv lub ceev tshaj plaws spacecraft ua los ntawm cov txiv neej (NewHorizons), nws yuav coj koj hais txog 2 lab xyoo.
Nws yuav siv sijhawm ntev npaum li cas thiaj tau mus rau lub hnub qub uas nyob ze? Hauv luv luv, ntawm qhov siab tshaj plaws ntawm 56,000 km / h, DeepSpace 1 yuav coj tshaj 81,000 xyoo los hla lub 4.24light xyoo nruab nrab ntawm lub ntiaj teb thiab Proxima Centauri.
Qhov thib ob, nws yuav siv sijhawm ntev npaum li cas los mus 30 lub teeb xyoo?
Yog li ntawd koj muaj nws. Nws yuav coj koj tsuas yog tshaj 168 lab xyoo rau taug kev 30 lub teeb xyoo mus 120 mais ib teev.
Nws siv sijhawm ntev npaum li cas rau lub hnub qub teeb kom ncav cuag lub ntiaj teb?
txog plaub xyoos
Pom zoo:
Nws yuav siv sij hawm ntev npaum li cas kom loj hlob ib tsob ntoo weeping?
Lub weeping willow yog tsob ntoo loj hlob sai, uas txhais tau hais tias nws muaj peev xwm ntxiv 24 ntiv tes lossis ntau dua rau nws qhov siab hauv ib lub caij loj hlob. Nws loj hlob mus rau qhov siab tshaj plaws ntawm 30 mus rau 50 ko taw nrog qhov sib npaug sib npaug, muab nws ib puag ncig, thiab tuaj yeem ncav cuag kev loj hlob sai li 15 xyoo
Nws yuav siv sij hawm ntev npaum li cas tsob ntoo sequoia loj hlob?
20 hli Hais txog qhov no, tsob ntoo sequoia loj hlob sai npaum li cas? Tus loj sequoia yog qhov ceev tshaj plaws loj hlob conifer nyob rau hauv lub ntiaj teb muab cov xwm txheej zoo. Peb cia siab tias 4 feet ntawm kev loj hlob nyob rau hauv peb lub xyoos rau ntoo hauv cov lauj kaub loj thiab ib-nti ntxiv rau kev loj hlob rings.
Ntev npaum li cas cov noob spruce yuav siv sij hawm mus rau germinate?
Germination Conditions Noj qab nyob zoo Norway spruce noob yuav germinate nyob rau hauv ib mus rau peb lub lis piam ib hnub twg kub cia siab rau saum 75 degrees Fahrenheit
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Lawv yuav nyob hauv ib qho chaw li 5-6 hnub ces tsiv mus
Yuav ua li cas koj xam lub sij hawm nws yuav siv sij hawm mus ncig teb chaws?
Kwv yees seb koj yuav mus sai npaum li cas ntawm koj qhov kev mus ncig. Tom qab ntawd, faib koj qhov kev ncua deb ntawm koj qhov nrawm. Qhov no yuav muab rau koj anestimation ntawm koj lub sijhawm mus ncig. Piv txwv li, yog tias koj mus ncig yog 240 mais thiab koj yuav tsav 40 mais ib teev, koj lub sijhawm yuav yog 240/40 = 6hours