Hover or tap underlined Spanish terms to see their translation and exam tip.
La teoría que explica los cuatro elementos necesarios para la aparición del fuego, es la:The theory explaining the four elements needed for fire is the:
Show the answer
Correct answer: b) Fire tetrahedron theory.
Why it is correct
The tetrahedron has four faces: fuel, oxygen, heat and chain reaction. The triangle has only three.
Why the others are not
- a) It has three.
- c) No such theory.
- d) No such theory.
How to work it out in the exam
- Four elements: tetrahedron.
Where this question comes from
- Región de Murcia · 2021 · 1ª convocatoria · PER Tipo 1 · question 32 Official paper · Official answer key
Regulations
Pending instructor review. Machine translation, not reviewed.