Hauv physics, lub zog yog ib qho kev cuam tshuam uas, thaum tsis muaj kev tawm tsam, yuav hloov qhov kev txav ntawm ib qho khoom. Ib qho quab yuam tuaj yeem ua rau ib qho khoom nrog loj los hloov nws qhov nrawm, piv txwv li, kom nrawm. Kev quab yuam kuj tuaj yeem piav qhia qhov xav tau raws li kev thawb lossis rub. Lub zog muaj ob qhov loj thiab kev taw qhia, ua rau nws muaj ntau npaum li vector.
Yuav txhais li cas yog quab yuam?
Ib lub zog yog a thawb lossis rub rau ntawm ib qho khoom tshwm sim los ntawm qhov khoom sib cuam tshuam nrog lwm yam khoom. Thaum twg muaj kev sib cuam tshuam ntawm ob yam khoom, muaj zog rau txhua yam khoom. … Kev quab yuam tsuas yog tshwm sim los ntawm kev sib cuam tshuam.
Kev quab yuam txhais li cas hauv tub rog?
tub rog - ib chav uas yog ib feem ntawm qee qhov kev ua tub rog; "nws xa Caesar ib tug quab yuam ntawm rau txhiab tus txiv neej" pab tub rog, tub rog unit, quab yuam. mus txawv tebchaws hlau - ib tug me me tub rog quab yuam ua hauj lwm raws li ib tug thawj kab ntawm kev tiv thaiv; yog tias lawv tau koom nrog kev ua phem nws yuav ua rau muaj kev cuam tshuam ntawm cov tub rog muaj zog.
piv txwv quab yuam yog dab tsi?
Muaj ntau yam piv txwv ntawm lub zog hauv peb lub neej niaj hnub: qhov hnyav (piv txwv li qhov hnyav ntawm ib yam) quab yuam ntawm lub pob .lub zog ntawm cov plaub hau txhuam rau ntawm plaub hau thaum nws tau ua txhuam.
5 piv txwv ntawm quab yuam yog dab tsi?
Yuav ua li cas piv txwv ntawm quab yuam?
- Kev quab yuam.
- hluav taws xob.
- Magnetic force.
- Nuclearforce.
- kev sib sib zog nqus.