2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Muaj ntau tus tsiaj, nas suav nrog, muaj qhov pom kev dichromatic. Lawv pomntiaj teb nyob rau hauv ntxoov grey thiab ob peb lwm yam ximvim tias lawv tsuas muaj ob hom teeb pom kev zoo, hu ua "photopigments," hauv lawv ob lub qhov muag. … Peb lub hlwb "pom" xim los ntawm kev sib piv cov lus teb rau lub teeb los ntawm cov duab sib txawv ntawm ob lub qhov muag.
Cov xim dab tsi tuaj yeem pom nas tsis pom?
Mice yog dichromats uas tsuas muaj luv luv-thiab nruab nrab-yoj-rhiab cones. Lawv tsis pom lub teeb liab; lawv tsuas pom xiav thiab ntsuab, zoo ib yam li tus neeg muaj xim liab-ntsuab qhov muag tsis pom.
nas thiab nas puas pom xim?
Cov nas tsuag muaj peev xwm pom tau xim. Lawv tsis tuaj yeem pom cov xim liab tag nrho, txawm tias lawv tuaj yeem pom ntawm cov ntxoov xiav thiab ntsuab. Vim cov nas thiab nas yog thaum tsaus ntuj, piv txwv li, ua haujlwm hmo ntuj, lub peev xwm pom xim yuav tsis muaj txiaj ntsig zoo.
Zoo dab tsi nas nyiam?
Meehan (1984) tau hais tias 'cov nas thiab nas yog cov xim tsis pom tseeb, tab sis daj thiab ntsuabyog "zoo nkauj" dua li lawv pom tias yog lub teeb grey heev..
nas nyiam xim?
Mice dig muag, yog li lawv pom cov xim zoo ib yam li cov liab-ntsuab xim-dig muag cov neeg ua. Qhov ntawd tsis tau txhais hais tias lawv tsis pom cov xim txhua, tab sis lawv pom tsis tau ntau. Lawv saib lub ntiaj teb nyob rau hauv ntxoov grey thiab ob peb ntxiv hues xws li dull yellow thiab xiav.
Pom zoo:
Thaum twg cov xim pleev xim pom?
Lub hauv paus pib ntawm cov roj pleev xim, raws li tau tshawb pom hauv xyoo 2008, hnub tim tsawg kawg yog xyoo pua 7th ce, thaum cov neeg ua yeeb yam tsis qhia npe siv cov roj uas tau muab rho tawm los ntawm walnuts lossis poppies los kho lub qhov tsua qub hauv Bamiyan, Afghanistan.
Puas cov pa luam yeeb xim xim pleev xim rau khaub ncaws?
Puas muaj pa taws tawg? Yog, lawv tuaj yeem. … Tom qab teeb lub foob pob hluav taws, yog tias koj nyob deb 2-3 feet thiab tsuas yog sawv hauv huab cua xwb, nws yuav tsum tsis txhob nkim koj cov khaub ncaws lossis ib yam dab tsi rau qhov ntawd.
Puas yog nas tsuag tib yam li nas nas?
Qhov twg cov nas hauv tsev muaj xim zoo ib yam, cov nas teb feem ntau muaj lub plab greyish-dawb thiab xim liab-xim av ntawm lawv nraub qaum thiab kab daj ntawm cov plaub nyob hauv lawv lub hauv siab. Lawv pob ntseg kuj tsis tshua sib npaug li cov nas hauv tsev.
Koj puas tuaj yeem pleev xim pleev xim rau ntawm daim ntaub tsis muaj xim?
Unprimed canvas yuav tsum tau pleev xim ua ntej yuav pleev ximrau vim cov roj hauv cov xim roj yuav nws thiaj li rot cov canvas fibers tam sim ntawd. Yog li cov xim thiab cov ntaub yuav tsum tau muab sib cais los ntawm qhov loj me thiab primer yog tias koj xav kom koj cov tha xim mus ntev.
Puas yog xim xim xim?
Wetsuits siv tauvim tias, nrog cov khoom tsim nyog thiab haum zoo, lawv txwv cov dej ntws thaum koj tsiv hauv dej. Yog li ua kom koj lub cev sov so. Cov xim tsaus yog qhov tshwj xeeb tshaj yog vim lawv nqus cua sov thiab lub teeb ntau dua li cov xim ci dua.
