Spanish original · English

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

La Estrella Polar es una estrella:The Pole Star is a star:

Show the answer

Correct answer: c) Of 2nd magnitude, visible only in the Northern Hemisphere.

Why it is correct

It is of magnitude 2 and lies almost over the north celestial pole.

Why the others are not

  • a) It is of magnitude 2.
  • b) It cannot be seen from the south.
  • d) It is seen from all the Northern Hemisphere.

How to work it out in the exam

  1. Its altitude is close to the latitude.

Where this question comes from

Try it: Sight reduction

Pending instructor review. Machine translation, not reviewed.