Question

la hora en que las horas de luz diurna y nocturna son exactamente iguales se llama _______.
a solsticio
b igualdad
c hemisferio
d equinoccio

Explanation:

To solve this, we analyze each option:

• Option a: "Solsticio" (Solstice) is when day or night is longest, not equal.
• Option b: "Igualdad" (Equality) is a general term, not the specific term for equal day and night.
• Option c: "Hemisferio" (Hemisphere) refers to half of the Earth, not related to day - night balance.
• Option d: "Equinoccio" (Equinox) is the time when day and night are of equal length.

Answer:

d. Equinoccio