![Puas manta rays muaj barbs? Puas manta rays muaj barbs?](https://i.tvmoviesgames.com/preview/questions/17864742-do-manta-rays-have-barbs-j.webp)
2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Manta rays tsis muaj qhov tsis zoo uas pom ntawm lawv cov tails, thaum stingrays siv barb los ua kev tiv thaiv. … Txoj kev pub mis no yog qhov zoo tshaj plaws rau manta rays thaum lawv siv lawv lub sijhawm nyob hauv ntug dej hiav txwv thiab pelagic qhov chaw uas lawv tuaj yeem ua luam dej los ntawm kab dej sau cov kab mob me me hauv hiav txwv.
Puas manta rays muaj stingers?
Stingers - Txawm hais tias ob qho tib si cuam tshuam nrog stingrays, hiav txwv manta ray tsis muaj stinger ntawm nws tus Tsov tus tw whereas tus txha nraub qaum dab ntxwg nyoog ua. Txawm li cas los xij, lawv feem ntau tsis muaj mob.
Puas manta rays txaus ntshai ua luam dej nrog?
Manta Rays tsis txaus ntshai. Lawv txawm tsis muaj mob thiab tsis tuaj yeem ua mob rau tus neeg dhia dej lossis tus neeg ua luam dej. Lawv feem ntau xav paub ntau thiab ua luam dej nyob ib ncig ntawm cov neeg dhia dej. Tej zaum lawv txawm dhia tawm hauv dej los tshem lawv cov cab!
Yuav ua li cas manta rays tiv thaiv lawv tus kheej?
Yuav ua li cas manta rays yeej tiv thaiv lawv tus kheej tawm tsam cov tsiaj nyeg. Manta's defense mechanism yog flight. Lawv tuaj yeem ua luam dej nrawm heev thiab dhau lawv cov tsiaj nyeg loj, uas yog cov ntses loj xws li tsov los yog hammerhead shark. Ntxiv rau qhov ceev, lawv yog acrobatic heev, ib yam li cov dav hlau fighter.
Koj qhia qhov txawv ntawm tus stingray thiab manta ray li cas?
Manta ray piv rau Stingray
Ob leeg muaj lub cev flattened thiab dav pectoral fins uas fused rau lub taub hau. Ib qho ntawm qhov sib txawv loj tshaj ntawm manta raysthiab stingrays yog uas manta rays tsis muaj tus Tsov tus tw "stinger" los yog barb zoo li stingrays. … Stingrays nyob hauv qab dej hiav txwv, tab sis manta rays nyob hauv dej hiav txwv qhib.
Pom zoo:
Puas gamma rays pom rau tib neeg lub qhov muag?
![Puas gamma rays pom rau tib neeg lub qhov muag? Puas gamma rays pom rau tib neeg lub qhov muag?](https://i.tvmoviesgames.com/preview/questions/17845561-are-gamma-rays-visible-to-the-human-eye-j.webp)
Lub teeb peb tuaj yeem pom, ua los ntawm cov xim ntawm tus zaj sawv, tsuas yog ib feem me me ntawm electromagnetic spectrum. Lwm hom teeb muaj xws li xov tooj cua nthwv dej, microwaves, hluav taws xob infrared, ultraviolet rays, X-rays thiab gamma rays - tag nrho cov uas yog imperceptible rau tib neeg ob lub qhov muag.
Puas yog lub cev barbs puas tau pom?
![Puas yog lub cev barbs puas tau pom? Puas yog lub cev barbs puas tau pom?](https://i.tvmoviesgames.com/preview/questions/17850169-was-barbs-body-ever-found-j.webp)
Barb's death tau lees paub hauv lub caij nyoog kawg, Lub Da Dej, thaum Kaum Ib Hlis mus rau Upside Down sim thiab nrhiav Barb (thiab Yuav). Tu siab heev, nws pom Barb lub cev tuag nrog ib tus Upside Down slugs tawm ntawm nws. Tus demogorgon ua dab tsi rau Barb?
Puas cathode rays zoo lossis tsis zoo?
![Puas cathode rays zoo lossis tsis zoo? Puas cathode rays zoo lossis tsis zoo?](https://i.tvmoviesgames.com/preview/questions/17885571-are-cathode-rays-positive-or-negative-j.webp)
Cathode rays taug kev hauv cov kab ncaj thiab nrum duab ntxoov ntxoo. Tsis zoo li lub teeb, txawm li cas los xij, ca-thode rays raug nyiam mus rau lub phaj zoo. Qhov no ua rau qhov xaus tias cov kab hluav taws xob cathode yog tsis zoo them. Puas cathode rays zoo them?
Puas uv rays muaj zog dua rau hnub huab cua?
![Puas uv rays muaj zog dua rau hnub huab cua? Puas uv rays muaj zog dua rau hnub huab cua?](https://i.tvmoviesgames.com/preview/questions/17886880-are-uv-rays-stronger-on-cloudy-days-j.webp)
Tseeb, huab feem ntau zoo dua ntawm kev thaiv lub teeb pom kev zoo dua li UV. ultraviolet hluav taws xob tuaj yeem txhim kho tau zoo tshaj qhov tseeb-ntev qhov tseem ceeb ntawm hnub huab, tshwj xeeb tshaj yog thaum muaj huab cua cirrus thiab cumulus saum ntuj.
Nyob hauv thawj cosmic rays uas muaj zog dua?
![Nyob hauv thawj cosmic rays uas muaj zog dua? Nyob hauv thawj cosmic rays uas muaj zog dua?](https://i.tvmoviesgames.com/preview/questions/17902002-in-primary-cosmic-rays-which-is-more-energetic-j.webp)
Cov txiaj ntsig ntawm kev txhais lus tau hais tias yog vim muaj cov khoom tsim positron hauv kev rhuav tshem cov xwm txheej ntawm cov teeb meem tsaus ntuj loj heev. Cosmic ray antiprotons kuj tseem muaj lub zog nruab nrab ntau dua li lawv cov khoom sib xws (protons).