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Q: Equinox occurs when the sun is vertically above..
  • A. Tropic of Capricorn
  • B. Tropic of Cancer
  • C. Poles
  • D. Equator
Correct Answer: Option D - Equinox is a condition in which the sun is vertically above the equator. During this time the duration of day equals duration of night on earth (12 hours). This occurs two times in a year. 21 March – Vernal (spring) Equinox 23rd September – Autumnal Equinox.
D. Equinox is a condition in which the sun is vertically above the equator. During this time the duration of day equals duration of night on earth (12 hours). This occurs two times in a year. 21 March – Vernal (spring) Equinox 23rd September – Autumnal Equinox.

Explanations:

Equinox is a condition in which the sun is vertically above the equator. During this time the duration of day equals duration of night on earth (12 hours). This occurs two times in a year. 21 March – Vernal (spring) Equinox 23rd September – Autumnal Equinox.