Hover or tap underlined Spanish terms to see their translation and exam tip.
¿Qué factor es fundamental para predecir la evolución del tiempo en la mar utilizando un barómetro aneroide?What factor is essential for predicting how the weather will develop at sea using an aneroid barometer?
Show the answer
Correct answer: c) The pressure tendency (rising, falling or steady) over recent hours.
Why it is correct
Tendency predicts the weather, not one reading. That is why pressure is logged at intervals.
Why the others are not
- a) Depth plays no part.
- b) The needle does not change colour.
- d) A single value says little.
How to work it out in the exam
- Log the pressure and compare.
Where this question comes from
- Ministerio de Transportes (Madrid) · 2025 · Convocatoria de noviembre · PER Test 2 · question 35 Official paper · Official answer key
- Ministerio de Transportes (Madrid) · 2025 · Convocatoria de noviembre · PER Test 4 · question 33 Official paper · Official answer key
Pending instructor review. Machine translation, not reviewed.