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At the equinox day and night are of the same length all over the world because the Sun is in the plane of the Earth's equator, and that happens on March 21 and September 22 each year.
At other times the Sun is above or below the Equator, and day and night have unequal lengths.
What else can I help you with?
Which of these occurs between the dates of the solstice?
Equinoxes
What are the difference between the equinoxes and the solstices?
The equinoxes and solstices are the first days of seasons. On the equinoxes, night and day is the same length. On the solstices, the day is either the longest or the shortest day of the year, depending on which solstice it is and which hemisphere you are in,
What do the equinoxes signify?
An equinox occurs when the length of the day is equal to the length of the night. Here on Earth, it occurs around March 21 (the Vernal Equinox) and September 21 (the Autumnal Equinox).
What are the dates of the spring and fall equinoxes?
The Spring and Fall Equinoxes are the first days of Spring and Fall. In the southern hemisphere, this is not the case. The Spring equinox occurs around the 21st or 22nd of September, not the first day of Spring, which is September 1. The Autumn equinox occurs around the 21st or 22nd of March, not the first day of Autumn, which is March 1.
What occurs between the two solstices?
The two equinoxes.
In what season are the days and nights roughly the same?
Day and night are roughly (but not exactly) the same at the equinoxes - first day of Spring, and first day of Autumn (Fall).
What does the word eqinox mean?
Equinox is the time of year when the day and night are equal, which occurs in March and September. They are known as the Vernal and Autumnal Equinoxes.
What occurs midway between the dates of the summer and winter solstices?
equinoxes
What occurs midway between the date of the summer and winter solstice?
equinoxes
The vertical ray of the sun strikes the earth where?
The vertical ray of the sun strikes the Earth directly at the equator. This phenomenon occurs during the equinoxes when the sun is directly above the equator, causing equal day and night lengths at all locations on Earth.
What only occurs when the first day of the month is a Sunday?
Friday the 13th only occurs when the first day of the month is a Sunday.
How many times each year do you have days in which the day and night are of equal duration and what are the names of each of these days?
There are two days each year when the day and night are of equal duration, known as the equinoxes. The vernal (spring) equinox occurs around March 21st, marking the beginning of spring in the Northern Hemisphere, while the autumnal equinox occurs around September 22nd, marking the beginning of autumn.
