Hover or tap underlined Spanish terms to see their translation and exam tip.
Cuando dos masas de aire en contacto están en equilibrio inestable, se desarrollará...When two air masses in contact are in unstable equilibrium, what will develop is…
Show the answer
Correct answer: b) a squall or thunderstorm.
Why it is correct
Unstable equilibrium between air masses drives strong updraughts and vertical convection. That builds cumuliform clouds that bring squalls or thunderstorms.
Why the others are not
- a) A luminous electrical discharge on masts.
- c) Advection fog forms in stable air.
- d) A hurricane requires a warm tropical ocean and low latitude.
How to work it out in the exam
- Unstable equilibrium: convection, squall or thunderstorm.
Where this question comes from
- Región de Murcia · 2018 · 3ª convocatoria · CY Tipo 1 · question 28 Official paper · Official answer key
Pending instructor review. Machine translation, not reviewed.