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Hover or tap underlined Spanish terms to see their translation and exam tip.

¿Qué astros tienen siempre el mismo horario en Greenwich?:Which bodies always have the same Greenwich hour angle?

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Correct answer: d) None

Why it is correct

All bodies turn with the celestial sphere, so their hour angle keeps changing. None keeps it.

Why the others are not

  • a) Changes with rotation.
  • b) Also changes.
  • c) Also changes.

How to work it out in the exam

  1. Hour angle: always changes.

Where this question comes from

Try it: Sight reduction

Pending instructor review. Machine translation, not reviewed.