Cov txheej txheem:
Video: Dab tsi yog yam uas tuaj yeem yob?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Qee qhov piv txwv ntawm cov khoom uas muaj kev sib txhuam dov yog:
- Tsheb log tsheb.
- Pob bearings.
- Tsheb kauj vab.
- Ncaws pob, ntaus pob, lossis baseball.
- Tsheb log tsheb.
- Skateboard log tsheb.
- Railroad steel log.
- Bowling pob.
Hais txog qhov no, dab tsi yog yam uas swb?
me me khoom uas yuav dov los yog swb (cov khoom ua si tsheb, pob, nplaum nplaum, cov duab los qhia, cov cim, blocks, binder clips, index cards, me me thawv, hau, lub raj mis saum, thiab lwm yam.)
Tsis tas li ntawd, puas tuaj yeem ua lub voos xwmfab? Piv txwv li, “Kuv xav tias tus kheej yuav dov vim nws yog puag ncig tag nrho, "los yog" kuv xav tias kub bi swb tab sis tsis yog yob vim hais tias tag nrho nws ob sab yog tiaj tus." Kuv kuj txhawb kom cov menyuam sim txhua sab ntawm cov duab tawm - piv txwv li lub tog raj kheej. yuav yob ntawm nws sab, tab sis swb ntawm nws qhov kawg.
Ib yam li ntawd ib tug yuav nug, puas tau ib npib yob swb los yog ob qho tib si?
Yog, a npib tuaj yeem yob thiab swb.
Dab tsi zoo tuaj yeem yob pawg thiab swb?
Pob , Swb los yog Yob . Cov nkauj nta 3D cov duab xws li cones, cubes, rectangular prisms, triangular prisms thiab cylinders.
Pom zoo:
Dab tsi yog peb txoj hauv kev uas cov hlwb eukaryotic tuaj yeem tswj cov noob qhia?
Eukaryotic gene qhia tuaj yeem tswj tau ntawm ntau theem Chromatin nkag tau. Cov qauv ntawm chromatin (DNA thiab nws cov txheej txheem proteins) tuaj yeem tswj tau. Kev sau ntawv. Kev hloov pauv yog lub ntsiab lus tseem ceeb ntawm kev tswj hwm rau ntau cov noob. Kev ua haujlwm RNA
Dab tsi yog plaub yam sib txawv uas tuaj yeem cuam tshuam tus nqi ntawm cov tshuaj tiv thaiv?
Reactant concentration, lub cev lub cev ntawm cov reactants, thiab cheeb tsam saum npoo, qhov kub thiab txias, thiab muaj cov catalyst yog plaub yam tseem ceeb uas cuam tshuam rau cov tshuaj tiv thaiv
Dab tsi yog tsib yam pov thawj uas koj tuaj yeem siv los txiav txim seb puas muaj tshuaj lom neeg tshwm sim?
Qee cov cim qhia txog kev hloov tshuaj lom neeg yog kev hloov xim thiab tsim cov npuas. Lub tsib yam kev hloov ntawm tshuaj lom neeg: xim chage, tsim ntawm precipitate, tsim cov roj, tsw hloov, kub hloov
Lub hli twg hauv qab no tsuas yog ib qho uas muaj huab cua tuab heev uas peb tsis tuaj yeem pom los ntawm nws?
Peb lub hnub ci yog lub tsev rau ntau dua 150 lub hli, tab sis Titan yog qhov tshwj xeeb hauv kev ua lub hli nkaus xwb nrog huab cua tuab
Dab tsi yog ntau yam xwm txheej uas tau khaws cia zoo ib yam hauv kev sim?
Ib qho kev sib txawv yog txhua yam, qhov zoo, lossis qhov xwm txheej uas tuaj yeem muaj nyob hauv ntau qhov sib txawv lossis hom. Ib qho kev sim feem ntau muaj peb hom kev hloov pauv: ywj siab, nyob ruaj khov, thiab tswj tau. Qhov kev hloov pauv ywj pheej yog qhov hloov pauv los ntawm tus kws tshawb fawb