refract (in Optics) скачать в хорошем качестве

refract (in Optics)

morethancobuildlessthanwikipedia Recommended for English learners with TOEFL iBT:72–120, IELTS: 5.5–9.0, Cambridge English: 160-230, TOEIC: 1560–1990, 実用技能英語検定(英検)準1級-1級 #TOEFL iBT #IELTS #Cambridge English #TOEIC #英検実用技能英語検定準1級-1級 This video is designed for English learners who hope to expand their advanced English vocabulary with texts from academic fields. #advancedEnglish #vocabulary #academicEnglish #practicalEnglish #Englishskill Assisted by Genspark, with some edits by the web content creator Video Title: #refract #Optics subtitles refract How Light Bends Through Materials Light waves refract when they pass through different materials This phenomenon occurs at the boundary between substances Glass and water commonly refract light in predictable ways Scientists measure how much materials refract incoming light For example, a pencil appears broken in water This happens because water refracts the light rays The light changes direction at the water's surface Our eyes perceive the pencil as bent or displaced Another example involves eyeglasses correcting vision problems Lenses are designed to refract light precisely They adjust the light's path before reaching the eye This refraction helps focus images on the retina properly Furthermore, prisms refract white light into rainbow colors Each color refracts at a slightly different angle Red light refracts less than blue light does This separation creates the visible spectrum we observe The refractive index measures how strongly substances refract light Diamond has a very high refractive index value Air has a refractive index close to one These values help scientists predict light behavior accurately Refraction principles apply in cameras and microscopes too Engineers use refraction to design optical instruments carefully In summary, light refracts through various materials, enabling technologies from eyeglasses to scientific instruments while creating natural phenomena like rainbows So refract means "to cause light or other waves to change direction when passing from one medium to another at an angle" This change occurs due to different wave speeds in different materials Synonyms include bend light deflect rays and change light direction Get subtitles from the description