Is there a day and night season between the South and North Poles of the Earth? Please explain in d

Updated on science 2024-07-21
7 answers
  1. Anonymous users2024-02-13

    The poles have polar day and polar night, because the equatorial plane and the ecliptic plane of the earth have an angle of 23 degrees and 26 minutes. Therefore, the length of day and night time at the north and south poles is complementary (this is very simple, not to say more). Upstairs said the wrong thing, about day and night.

    For the North Pole, only the spring equinox (March 20) and the autumn equinox (September 22) alternate between day and night, and the time is either the polar day (March 21-September 21) or the polar night (September 23-March 19).

    Strictly speaking, there is no change of seasons at the South Pole, because it is too cold and it is all winter! The effective accumulated temperature is also low, so it cannot be said to have a seasonal change. Of course, there are also astronomical methods (other methods such as the beginning of spring in the lunar calendar are not applicable at all in the South Pole) to determine the altitude angle of the sun, just like the upstairs said, and this is the only way to say that there is a change of seasons, nothing more.

    I hope you understand what I'm saying

  2. Anonymous users2024-02-12

    Yes. In summer (that is, around the time of the summer solstice), the sun shines directly on the Tropic of Capricorn, and at this time, the polar day phenomenon occurs in the Arctic region due to the declination of the earth, and the polar night phenomenon occurs in the Antarctic region due to this reason.

    In winter (that is, around the time of the winter solstice), the sun shines directly on the Tropic of Capricorn, and at this time, the polar night phenomenon occurs in the Arctic region due to the declination of the earth, and the polar day phenomenon will occur in the Antarctic region due to this reason.

    Spring and autumn are the two seasons.

    When the sun shines directly on the area near the equator, the global day and night are equinoxed, and there is no polar day or polar night phenomenon at the north and south poles.

  3. Anonymous users2024-02-11

    Absolutely! The period from the vernal equinox (March 21) to the autumnal equinox (September 21) is the polar day period of the North Pole, and the period from the autumnal equinox to the vernal equinox is the polar night period! Antarctica is the opposite! Of course, the range of polar day and night gradually expands over time!

  4. Anonymous users2024-02-10

    Of course,,, if you specialize in the horns:

    The seasons can be divided into 4 seasons and 2 seasons, and day and night can be found anywhere, although there will be a polar day and night phenomenon! Seasons are said to be distinct changes in the sun's hours of insolation and altitude.

    Day and night is the alternation of day and night formed by the rotation of the earth.

  5. Anonymous users2024-02-09

    It depends on which line of latitude it is. Depending on the latitude value, the duration of the polar day and the polar night is also different.

    Due to the inclination of the Earth's axis, the Earth is located at different positions in its orbit and the angle of direct sunlight is also different. On the equinox, the sun shines directly on the equator, and there is no polar day and night at the north and south poles. From the second day of the vernal equinox, the direct point of the sun moves north, and the polar day phenomenon begins at the North Pole and the polar night phenomenon begins at the South Pole.

    As the direct sunlight continues to move northward, the range of polar day in the Arctic region is increasing, and the range of polar night in the Antarctic source search area is also increasing. By the summer solstice, the direct point of the sun is at the Tropic of Capricorn, and the Arctic region has the largest range of polar daylight, reaching the latitude line of the Arctic Circle. The extent of the occurrence of polar nights in the Antarctic region is also maximum, reaching the latitude line of the Antarctic Circle.

    After that, the direct point of the sun shifted southward, and the extent of the polar day in the Arctic began to shrink, and the extent of the polar night in the Antarctic region also began to decrease. On the day of the autumnal equinox, the sun shines directly at the equator again, and the polar day and night phenomena at the poles disappear.

    Therefore, if it is on the north and south poles, the time of the polar day and night is half a year. If it is a fissimile in the Arctic and Antarctic Circles, the time of the polar day and the night is one day each.

  6. Anonymous users2024-02-08

    Polar day and polar night are unique natural phenomena in the Polar Circle, and the special natural phenomena of polar day and polar night are the result of the rotation of the earth along the inclined axis of the earth. That is to say, when the earth rotates, the earth's axis is inclined to the perpendicular line at an angle of about degrees, so that the earth is in orbit around the sun for 6 months, and one of the poles of the south pole and the north pole is always facing away from the sun; If the South Pole is facing the Sun, the sunlight shines strongly, so the South Pole is all day and no night for half a year; At this time, the North Pole does not see the sun, and the North Pole is all night for half a year, and there is no day. In the next half year, it is the opposite, the North Pole is facing the Sun, and the North Pole is all daytime; At the South Pole, the sun is not visible, and the South Pole is all night.

    In areas within the Polar Circle, the length of the polar day and polar night varies depending on the latitude.

    Polar day: In Antarctica, the phenomenon in which the sun never subsides into the horizon within 24 hours of local time is called polar day. At the South Pole, half of the year is the polar day; If refraction is taken into account, it should be a little more than half a year. The polar day at the South Pole occurs in the second half of the Southern Hemisphere.

    Polar Night: In contrast to the polar day, in the Antarctic region, the phenomenon that the sun is always below the horizon for 24 hours local time is called polar night. At the South Pole, half of the year should be the polar night; If refraction is considered, it should be less than half a year.

    The polar night at the South Pole occurs at the exact opposite of the polar day, during the winter in the Southern Hemisphere.

  7. Anonymous users2024-02-07

    Yes. Around the summer solstice and around the winter solstice.

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