Hover or tap underlined Spanish terms to see their translation and exam tip.
¿Cuál es la causa principal de las corrientes de densidad?What is the main cause of density currents?
Show the answer
Correct answer: d) Differences in water temperature and salinity.
Why it is correct
Cold or salty water is denser and sinks, setting water moving. That is a density current.
Why the others are not
- a) Drift current.
- b) Tidal.
- c) It deflects, not causes.
How to work it out in the exam
- Density: temperature and salt.
Where this question comes from
- Ministerio de Transportes (Madrid) · 2025 · Convocatoria de noviembre · PY Test 1 · question 17 Official paper · Official answer key
- Ministerio de Transportes (Madrid) · 2025 · Convocatoria de noviembre · PY Test 2 · question 14 Official paper · Official answer key
Pending instructor review. Machine translation, not reviewed.