Spanish original · English

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:

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

  1. Diurnal arc: sunrise to sunset.

Where this question comes from

Try it: Sight reduction

Pending instructor review. Machine translation, not reviewed.