TsimScience

Raug mob thiab cov kev pab ntawm lub frictional quab yuam

Nws tsis mus - tsuas yog caij,

Vim hais tias - lawg,

Tab sis nws yog poob txig!

Yog vim li cas ho tsis muaj ib tug yog kev zoo siab?

Tej naïve tim suab xaus sib dhos thaum xub thawj pom - thiab ntau npaum li cas nws muaj, yog hais tias peb saib nws los ntawm ib tug lub cev taw tes ntawm view! Tom qab tag nrho, muaj lus dag ib qhov system contradictory cwj pwm ntawm cov proverbial txhuam quab yuam. Qhov no qhov sib ntaus sib tua, uas sib tw nrog txhua lwm yam ob yam - kev tsim txom thiab kev pab ntawm lub tsis sib haum xeeb kev quab yuam, yeej yuav tsis muaj ib tug khiav. Tom qab tag nrho, li cas ib tug neeg yog yooj yim thiab ib qho kev zoo mus rau lwm feem ntau yog heev cov lus rov - nws yog phem, raws li nyob rau hauv no paj huam.

Nco ntsoov zaj dab neeg txog Nikolay Nosov txog hws khov toj ntawd ua nej nyob hauv lub vaj? Thiab thaum twg lawv mus mus noj hmo, tuaj ib tug nyob hauv lub tsev yog tsis muab kev koom tes. Nws sim tau rau nws, tiam sis tsuas yog ua mob rau nws tus kheej, tab sis yuav tau thiab tsis tau. Thiab twv tus me nyuam cov xuab zeb dej khov - nws tau ua heev yooj yim mus nce mus rau sab saum toj txawm nyob rau dej khov! Yog li, lub dag zog los ntawm cov xuab zeb tsis sib haum xeeb ntawm cov dej khov thiab slippery qab xib taws, tus tub hluas pom tau hais tias cov kev pab cuam ntawm kev sib txhuam tso cai rau overcome obstacles.

Tab sis tom qab noj hmo tus me nyuam mus rau lub Ice-tej nkoj nquam mus rau lawv lub siab lub ntsws 'ntsiab lus mus rau yob nyob rau hauv nws cov toj. Ib tug nws muaj nws yog: tsis caij ib lub laub rau hauv cov xuab zeb! Rau lawv, qhov teeb meem no muab nyob ib ncig ntawm lwm cov sab, uas qhia cov kev puas tsuaj rau lub tsis sib haum xeeb.

Tej zaum peb tau pom nyob rau hauv lub caij ntuj no thaum cov tub dov hws khov khiav thiab Rush nrog ib tug khiav ntawm lawv, kov yeej qhov kev ncua deb nyob rau hauv feeb! Thiab tom qab khi cov neeg laus, ruam rau ib tug hmoov daus Nakata thiab lub caij nplooj zeeg, rhuav lub caj npab thiab txhais ceg. Ntawm no koj yuav pom tias piv txwv dua, qhov twg nyob rau hauv tib cov ntaub ntawv, hauv lub zej zog thiab lub mob thiab cov kev pab ntawm kev sib txhuam.

Nws yog los txo cov kev sib txhuam quab yuam caij ski smeared lawv skis nrog tshwj xeeb tshuaj pleev kom ceev thaum uas tsav tsheb. Chais, uas yog koom skaters los yog skaters, tseg watered thiab huv si - kuj nyob rau hauv thiaj li yuav txo kev sib txhuam. Ib tug neeg taug kev walkway on qhov tsis tooj, yog sprinkled nrog xuab zeb los yog tshauv, yog li ntawd tsis muaj ib tug lawv tsis poob. Ib txhia inventors tuaj nrog txawm-innovators adhered mus rau lub qab xib taws khau thiab plab hlaub lub caij ntuj no daim ntawm ntwav txhuam ntoo cia li ua rau kom cov frictional quab yuam.

Cov tib yam tshwm sim nrog cov log tsheb ntawm lub tsheb. Nws yog tsis muaj daim card uas nrog qhov pib ntawm lub caij ntuj no, cov neeg tsav tsheb 'khau' ntawm lawv cov hlau nees nyob rau hauv ib tug tshwj xeeb "lub caij ntuj no log tsheb". Txwv tsis pub, tsis muaj ib tug pab tau kev sib txhuam quab yuam nce braking deb, muaj ib tug nplua tsheb thaum ntawm tej kaum tsev, nws yuzit, thiab feem ntau cov neeg tsav tsheb copes nrog phem kev tswj. Thiab yog dab tsi kawg kev huam yuaj, txhua leej txhua tus paub nws tus kheej.

Ib yam dab tsi peb yog tag nrho hais txog lub caij ntuj no, tab sis hais txog cov dej khov, tab sis hais txog lub caij nplooj zeeg. Thiab muaj lwm lub sij hawm nyob rau hauv lub neej txhua hnub, uas yuav tsum tau kom meej meej pom raws li sib tw nrog txhua lwm yam kev tsim txom thiab siv cov quab yuam ntawm kev sib txhuam? Ntawm cov hoob kawm muaj! Lawv yog qhov txhia chaw. Txawm nyob rau hauv peb chav tsev nrog koj.

Ntawm no, piv txwv li, ib tug loj loj thiab hnyav wardrobe. Tam sim no sawv, rooted rau qhov chaw, thiab tsis txav. Thiab yog dab tsi ces yuav tshwm sim yog tias mam li nco dheev zoo frictional quab yuam? Thiab kuv yuav mus no whopper los ntawm cov yooj yim laub ntawm lub chav tsev! Thiab tseem tsis tau paub, yuav peb tswj kom maim nws. Zoo frictional quab yuam, pab tau!

Tab sis hais tias yog kuv niam txiav txim siab rau rearrange lub rooj tog. Thiab koj yuav tsum tsiv mus nyob no hais tsis zoo shkafische mus rau lwm phab ntsa. Lub sij hawm - ob, heave! Peb - plaub, podnapryaglis! Thaum txhua yam yog sib tsis tau: lub cev ntas tus kwv, lub zog tuav rau nws tus quab yuam ntawm kev sib txhuam. Phev heev, siab phem silischa!

Ib zaug ntxiv, lawv sib tw nrog txhua lwm yam - mob thiab cov kev pab ntawm kev sib txhuam. Thiab koj yuav tsis tau kev sib txeeb! Koj cia li muaj ib tug paub zoo txog ntawm lub cev cov cai thiab muaj peev xwm mus rau extract los ntawm txoj kev paub no ntawm kev siv tswv yim. Kuv tsis xav tau thaum lub caij tus quab yuam ntawm kev sib txhuam? Yog li ntawd, nws yuav tsum raug txo: yuav ua rau cov hu chaw ntawm ib tug tus, nplua npleev. Ib tug neeg no sab laj kom Smear rau hauv pem teb xab npum los yog roj, ib tug neeg txo nws hwj ib tug hnyav khoom taw ntub khaub hlab. Thiab tam sim no - ib tug - ob - thiab koj nyob nraum ua li cas! Nws tsiv haum yooj yim nrog xws li hais lub tsev qhov chaw.

Tus txhuam quab yuam yog lossi nrog peb thoob plaws lub neej, cia li raws li tus quab yuam ntawm lub ntiajteb txawj nqus. Qhov chaw nws tsim txaav peb, tab sis qhov chaw tsis muaj nws yuav tsis ua li cas. Tab sis yog hais tias raws li nws yuav ua tau, nws tshwm sim, thiab peb ua hauj lwm - mus kawm yuav ua li cas siv rau cov kev cai ntawm physics, yog li ntawd peb lub neej ua ntau yooj yim thiab xis.

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