Question

21 st march is called as autumal equinox spring equinox summer equinox
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Answer 1

Answer:

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spring equinox

please mark as brainlest answer

Answer 2

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On 21st March and September 23rd, direct rays of the sun fall on the equator. At this position, neither of the poles is tilted towards the sun. So, the whole earth experiences equal days and equal nights. This is called an equinox.

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