EntityQ254634· pop 30· linked from 114 articlesatmospheric refractionSign in to savedeviation of light or other electromagnetic wave from a straight line as it passes through the atmosphereConnectionsminute and second of arcEntityatmosphere of EarthEntityelectromagnetic radiationEntityzenithEntityrefractive indexEntitySunConceptMoonConceptstarEntitylightEntitysoundEntitytemperatureEntityInternational Standard Book NumberEntityatmosphereEntitykelvinEntityhorizonEntityinfrared radiationEntitypressureEntitysunriseEntitydegree CelsiusEntityastronomical objectEntityCategoriesAtmospheric optical phenomenaObservational astronomy