2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Txawm hais tias feem ntau cov suab puam, xws li Sahara ntawm North Africa thiab cov suab puam ntawm sab qab teb hnub poob US, Mexico, thiab Australia, tshwm sim nyob rau hauv qis latitudes, lwm hom suab puam, txias deserts, tshwm sim nyob rau hauv lub Lub phiab thiab thaj tsam ntawm Utah thiab Nevadathiab nyob rau thaj tsam ntawm sab hnub poob Asia.
Cov suab puam nyob qhov twg?
thaj chaw hais lus, feem ntau cov suab puam muaj nyob ntawm sab hnub poob ntawm cov teb chawslossis - nyob rau hauv cov suab puam Sahara, Arabian, thiab Gobi thiab cov suab puam me ntawm Asia-yog. nyob deb ntawm ntug dej hiav txwv hauv Eurasian sab hauv. Lawv zoo li tshwm sim nyob rau sab hnub tuaj ntawm cov loj subtropical high-pressure cells.
Nej cov suab puam nyob qhov twg?
Ntau lub ntiaj teb cov suab puam nyob ze 30 degrees sab qaum teb latitude thiab 30 degrees sab qab teb latitude, qhov chaw cua sov equatorial pib nqis los. Cov huab cua nqis los yog ntom thiab pib sov dua, evaporating ntau cov dej los ntawm thaj av. Qhov tshwm sim huab cua qhuav heev.
Dab tsi yog cov suab puam loj tshaj plaws hauv ntiaj teb?
World's biggest deserts
Cov suab puam loj tshaj plaws hauv ntiaj teb yog cov suab puam Antarctic, npog thaj av ntawm Antarctica nrog thaj tsam ntawm 5.5 lab square mais. Lo lus suab puam suav nrog cov suab puam polar, cov suab puam subtropical, lub caij ntuj no txias thiab cov suab puam hauv ntug hiav txwv txias, thiab ua raws li lawv qhov chaw nyob.
Lub teb chaws twg muaj thaj chaw suab puam tshaj?
Tuam Tshoj muaj ntau tshaj plaws ntawm cov suab puam (13), ua raws li Pakistan (11) thiab Kazakhstan (10). Lwm lub tebchaws hauv Asia uas muaj suab puam suav nrog Afghanistan, Bahrain, Kyrgyzstan, Iran, Iraq, Jordan, United Arab Emirates, Syria, thiab Oman.
Pom zoo:
Dama gazelle puas nyob hauv suab puam?
Gazelles yog cov tswv cuab me me ntawm tsev neeg antelope, pom feem ntau hauv Africa qhov chaw lawv nyob hauv cov nyom thiab hav zoov savanna thiab noj cov nroj tsuag thiab nyom. Cov neeg qus ntawm dama gazelle pom nyob rau hauv sahel, thaj av qhuav heev uas cuam tshuam nrog cov suab puam Sahara.
Vim li cas cutin muaj nyob rau hauv cov nroj tsuag suab puam?
teb kom tiav: -Qhov kev hloov pauv tseem ceeb ntawm cov nroj tsuag suab puam yog kom txo qis dej. … -Cutin yog cov khoom siv dej waxy nyob rau hauv cuticle ntawm cov nroj tsuag, muaj cov polymerized esters ntawm fatty acids heev. Lawv pab cov nroj tsuag suab puam khaws cov dej noo mus ntev.
Qhov twg tag nrho cov nqi hluav taws xob nyob ntawm qhov kev siv nyiaj siab tshaj plaws yog qhov twg?
marginal utility is zero. Tag nrho cov nqi hluav taws xob yog siab tshaj thaum marginal utility yog xoom. Qhov no yog vim muaj ntau txoj cai ntawm kev txo qis marginal utility uas hais tias tus neeg siv khoom noj ntau thiab ntau qhov zoo, qhov ntxiv rau tag nrho cov nqi hluav taws xob poob.
Suab puam sonoran nyob qhov twg?
Cov suab puam Sonoran tshwm sim feem ntau hauv Mexico. Ntau tshaj li ob feem peb ntawm nws cheeb tsam tag nrho yog nyob rau hauv Baja California thiab lub xeev Sonora. Hauv Tebchaws Meskas, feem ntau ntawm Sonoran Desert tuaj yeem pom nyob rau sab qab teb thib peb ntawm Arizona, nrog thaj chaw me me nyob rau sab qab teb California.
Cov suab puam qhuav nyob qhov twg?
Cov suab puam Atacama ua ib feem ntawm cov ntug dej hiav txwv Pacific ntawm South America. Kev qhuav qhuav tsim los ntawm South Pacific high-pressure cell ua rau cov suab puam yog ib qho chaw qhuav tshaj plaws hauv ntiaj teb. Nej cov suab puam qhuav tshaj plaws hauv ntiaj teb no nyob qhov twg thiab nws lub npe hu li cas?
