Feem ntau cov khoom hauv tsev xws li rooj, chav, qhov rais thav duab, cov ntxaij vab tshaus TV, thiab lwm yam. yuav ntsuas hauv meters. Kilometers yog siv los ntsuas qhov deb. Yog tias koj tab tom nrhiav kom paub qhov ntev ntawm txoj kev, qhov deb ntawm ob qhov chaw, thiab lwm yam, koj yuav siv kilometers.
Peb puas siv mais?
Piv txwv li, peb tuaj yeem siv ntsuas ntsuas qhov siab ntawm lub qab nthab lossis qhov ntev ntawm lub pas dej da dej. … Piav tias peb siv kilometers los ntsuas qhov deb, uas yog ntsuas ntawm ob qhov chaw lossis cov ntsiab lus. Piv txwv li, qhov kev ncua deb ntawm ib kawg ntawm lub tebchaws mus rau lwm qhov tuaj yeem ntsuas tau hauv mais.
koj siv km li cas?
Kilometers feem ntau yog siv cov tsiaj ntawv km. Yog li tsis txhob sau qhov kev ncua deb mus rau pog lub tsev yog 2 mais, koj tuaj yeem sau 2 km. Kilometers feem ntau yog siv los ntsuas qhov deb. Yog li, yog tias koj yuav tsum ntsuas qhov kev ncua deb ntawm New York thiab California, tej zaum koj yuav siv mais!
Dab tsi koj ntsuas tau hauv mais?
Definition of Kilometer
It is a unit of the International System of Units (SI units). Piv txwv: Qee qhov piv txwv ntawm qhov kev ncua deb yog, qhov kev ncua deb ntawm ib lub nroog mus rau lwm lub nroog, qhov kev ncua deb ntawm txoj kev khiav, qhov kev ncua deb koj yuav npog thaum taug kev kuj tseem ntsuas tau siv km.
Cov kws tshawb fawb puas siv mais?
Ib chav astronomical sib npaug150 labkilometers. Qhov no ua rau nws yooj yim dua los suav qhov kev ncua deb yog tias lawv suav nrog Astronomic Units es tsis txhob suav txhua yam hauv lab lossis ntau txhiab mais.
