Hover or tap underlined Spanish terms to see their translation and exam tip.
¿Qué elementos deben estar presentes para que se inicie un incendio según la teoría del tetraedro del fuego?:Under the fire tetrahedron, which elements must be present for fire to start?
Show the answer
Correct answer: b) Fuel, oxidiser, heat and chain reaction
Why it is correct
The tetrahedron has fuel, oxidiser, heat and chain reaction. Remove one and the fire goes out.
Why the others are not
- a) Not the list.
- c) Not the list.
- d) Not the list.
How to work it out in the exam
- Tetrahedron: fuel, oxygen, heat, reaction.
Where this question comes from
- Junta de Andalucía · 2026 · 2ª convocatoria · PER Modelo A · question 32 Official paper · Official answer key
- Junta de Andalucía · 2026 · 2ª convocatoria · PER Modelo B · question 31 Official paper · Official answer key
Regulations
Pending instructor review. Machine translation, not reviewed.