Resumen: Winter usually invites everybody to sit down in a comfortable armchair and enjoy the heat coming from a stove or the sunlight passing through the window. The glass of windows is commonly smooth, and the light passes through it without appearing to deviate from its path.1 It is refracted going into the glass but is refracted again as it leaves, so that it leaves the glass in the same direction as it arrived... Idioma: Inglés DOI: 10.1119/5.0091999 Año: 2023 Publicado en: PHYSICS TEACHER 61, 4 (2023), 1 ISSN: 0031-921X Factor impacto JCR: 0.5 (2023) Categ. JCR: PHYSICS, MULTIDISCIPLINARY rank: 93 / 112 = 0.83 (2023) - Q4 - T3 Categ. JCR: EDUCATION, SCIENTIFIC DISCIPLINES rank: 72 / 86 = 0.837 (2023) - Q4 - T3 Factor impacto CITESCORE: 1.1 - Education (Q3) - Physics and Astronomy (all) (Q4)