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Exam mode (Spanish only) Hover or tap underlined Spanish terms to see their translation and exam tip.
Se entiende por "recorrido de arco diurno" del Sol con respecto a un observador en la esfera terrestre a: The Sun’s “diurnal arc” relative to an observer on Earth means:
a El recorrido relativo del Sol alrededor de la Tierra cada 24 horas con respecto a un observador. The Sun’s relative path around the Earth every 24 hours, relative to an observer. b El recorrido relativo del Sol alrededor de la Tierra, desde el instante en que corta el horizonte pasando del hemisferio invisible al hemisferio visible haciendo su recorrido a la vista del observador, hasta que desaparece por el horizonte de poniente The Sun’s relative path around the Earth from when it cuts the horizon passing from the invisible to the visible hemisphere, travelling in the observer’s sight, until it disappears over the western horizon. c El recorrido relativo del Sol alrededor de la Tierra, desde el instante en que corta el horizonte pasando del hemisferio visible al hemisferio invisible haciendo su recorrido a la vista del observador, hasta que desaparece por el horizonte de levante. The Sun’s relative path around the Earth from when it cuts the horizon passing from the visible to the invisible hemisphere, travelling in the observer’s sight, until it disappears over the eastern horizon. d Es el tiempo que tarda Sol desde la posición de un observador en la esfera terrestre en realizar su crepúsculo al orto, o su crepúsculo después del ocaso. The time the Sun takes, from an observer’s position, to complete its twilight at sunrise or its twilight after sunset.
Show the answer Correct answer: b) The Sun’s relative path around the Earth from when it cuts the horizon passing from the invisible to the visible hemisphere, travelling in the observer’s sight, until it disappears over the western horizon.
Why it is correct It is the visible part of the path, from rising to setting.
Why the others are not a) That is the whole path.c) The Sun sets in the west.d) That is about twilight.
How to work it out in the exam Diurnal arc: sunrise to sunset.
Where this question comes from
Try it: Sight reduction
Pending instructor review. Machine translation, not reviewed.
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