Lub teeb cuam tshuam li cas rau xim?
Lub teeb cuam tshuam li cas rau xim?

Video: Lub teeb cuam tshuam li cas rau xim?

Video: Lub teeb cuam tshuam li cas rau xim?
Video: lus paj huam zoo lom zem nyob meskas teb 2022 2024, Kaum ib hlis
Anonim

Teeb yog ua los ntawm wavelengths ntawm teeb , thiab txhua lub wavelength yog ib qho tshwj xeeb xim . Cov xim peb pom yog ib tug tshwm sim ntawm uas wavelengths yog reflected rov qab rau peb ob lub qhov muag. Qhov pom spectrum qhia qhov wavelengths ntawm txhua yam xim ntawm cov khoom.

Ntxiv mus, lub teeb tsim xim li cas?

Xim yog qhov tseeb zog ntawm teeb cov nthwv dej uas poob rau hauv qhov ntau ntawm cov spectrum pom ntawm liab thiab violet. Peb pom cov khoom raws li qhov tshwj xeeb xim vim o xim nyhuv. Piv txwv li thaum ib yam khoom xiav raug ntaus nrog teeb rays cov khoom qhia tsuas yog xiav teeb thiab absorbs tag nrho lwm yam teeb.

Tsis tas li ntawd, lub teeb xim yog dab tsi? Teeb yog ib hom hluav taws xob hu ua electromagnetic radiation. Dawb teeb yog kev sib koom ua ke ntawm txhua tus xim hauv xim spectrum. Nws muaj tag nrho cov xim ntawm zaj sawv. Kev sib koom ua ke tseem ceeb xim ntawm teeb xws li liab, xiav, thiab ntsuab tsim theem nrab xim : daj, xiav, thiab magenta.

Cov xim ntawm lub teeb cuam tshuam li cas rau lub zog?

Qhov tsawg zaus yog, tsawg dua zog hauv nthwv dej. Thaum nws los txog teeb nthwv dej, violet yog siab tshaj zog xim thiab liab yog qhov qis tshaj zog xim . Hais txog mus rau zog thiab zaus yog qhov wavelength, lossis qhov kev ncua deb ntawm cov ntsiab lus sib thooj ntawm cov nthwv dej tom ntej.

Puas muaj xim uas peb pom tsis tau?

Liab-ntsuab thiab daj-xiav yog qhov hu ua " txwv tsis pub xim . "Tswj cov khub ntawm hues uas nws lub teeb frequencies txiav tawm ib leeg tawm ntawm tib neeg lub qhov muag, lawv yuav tsum ua tsis tau saib ib txhij.

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