Is the morning sun as far away or close as the midday sun?

Updated on science 2024-05-17
12 answers
  1. Anonymous users2024-02-10

    Hehe, you can't kill yourself no matter what. Here's the answer:

    The period during which the Earth moves from perihelion to aphelion is a situation, and the period of movement from aphelion to perihelion is a one-minute condition. In both cases, the sun appears large and round in the morning and evening, and the sun at noon appears smaller, so in a day, is the sun at noon closer to us, or is the morning and evening sun closer to us?

    As we all know, the Earth's orbit around the Sun is an elliptical orbit, the Earth's apogee distance from the Sun is 152 million kilometers, the perigee distance is 147 million kilometers, the difference between the two is 5 million kilometers, the Earth orbits the Sun for 365 days, that is, 8760 hours, the distance of its radial movement is 10 million kilometers, the average speed of the radial movement is kilometers per hour, and the time from morning to noon is calculated as 6 hours, The displacement of the Earth from the Sun due to the radial velocity of the Earth is 6849 km, which is obviously greater than the radius of the Earth. From the above analysis, it can be seen that when the sun is closer to us in a day is determined by the position of the earth in the sun's orbit.

    When the Earth reaches perihelion (around December 22 of the winter solstice), the Sun is closest to the Earth, and from this day, the Earth begins to move away from the Sun until the aphelion (summer solstice, around June 22), so the Sun in the morning will always be closer to us than the Sun at noon in the process of moving from perihelion to aphelion. In the process of moving from aphelion to perihelion, the sun is always farther away every morning than the sun at noon.

  2. Anonymous users2024-02-09

    As close as possible, the reason why it is hot at noon is because of the rotation of the earth. The Earth turns this area and the angle of sunlight is closest to 90 degrees when it is hottest.

  3. Anonymous users2024-02-08

    No. The Sun is closest to Earth at 12 noon and warmest at 2 p.m.

  4. Anonymous users2024-02-07

    It shouldn't be as close. If it is accurate to a very small unit.

  5. Anonymous users2024-02-06

    The sun and the earth are both moving, how can it be the same

    Whether it's near the morning or noon depends on what month it is.

    January is perihelion, and July is aphelion.

  6. Anonymous users2024-02-05

    Of course not. In the summer the morning is bigger than the evening. This conclusion seems to have been seen somewhere before.

  7. Anonymous users2024-02-04

    It's not the same, it's the closest at 12 noon, and it's a little farther away in the morning and evening.

  8. Anonymous users2024-02-03

    Of course it's different, it's closer to noon.

  9. Anonymous users2024-02-02

    The distance between the sun in the morning and the sun at noon is the same as that of the sun at noon, because the earth has revolution and rotation, the earth r the sun rotates once in a year, and the earth itself rotates in one day, and its distance from the sun is unchanged in a day.

  10. Anonymous users2024-02-01

    Because the earth is round, the sun is farthest from the earth in the morning, closest at noon, and farther away in the afternoon.

  11. Anonymous users2024-01-31

    It's not right, people often feel that the sun is big in the morning and evening, and small at noon, so they think that the sun is far away in the morning and evening, and close at noon. In fact, this kind of view is wrong.

    In fact, the distance of the Sun from the Earth is basically constant. In the morning and evening, we feel that the sun is far away because the objects on the distant horizon, such as trees, are far away from us, and the perspective of our eyes is very small, and we feel that trees and the like are very small, and when we use them as references, we feel that the sun seems to be very large.

    At noon, there are no distant objects above the head to refer to, and the objects above the head have a large angle of view to the eyes, and compared with them, the sun will feel that it is very large, but in fact, the size of the sun does not change, and the distance from the earth does not change.

  12. Anonymous users2024-01-30

    The sun in the morning and at noon is the same distance from the earth. Why does the sun look bigger in the morning than at noon? It's a visual error, an illusion.

    The same object, placed in a group of objects larger than it, appears small, while placed in a group of objects smaller than it appears large. In the same way, the morning sun rises from the horizon against the backdrop of trees, houses, distant mountains and a small corner of the sky, and in this comparison, the sun appears larger. At noon, when the sun rises high and the vast sky is the backdrop, the sun appears smaller.

    Secondly, the white part of the same object appears larger than the black one, and this physical phenomenon is called "photoosmosis". When the sun is rising, the background is a dark and dreary sky, and the sun is exceptionally bright; At noon, the background is a blue sky, and the sun does not contrast much with its brightness, so it appears smaller.

    The temperature is higher at noon than in the morning, is the sun closer to us at this time than in the morning? Neither is it. The main reason is that the sun hits the earth obliquely in the morning and the sun shines directly on the earth at noon.

    At the same time and in the same area, direct radiation is higher than oblique heat. At the same time, at night, the heat of the sun shining on the ground dissipates, so it feels cool in the morning; At noon, the heat of the sun hits the ground, so it feels hot. The temperature is hot or cold, and it does not indicate how far or near the sun is from the ground.

    To put it simply:

    1. Because there are mountains, trees, etc. as a reference at sunrise in the morning, and the sun reaches the middle of the sky at noon, there is no reference, so "the sunrise is as big as a car cover, and the middle of the day is like a pan."

    2. Because the sun shines obliquely in the morning (the angle between it and the horizon is small), and at noon the sun is almost perpendicular (the angle between it and the horizon is large), so "the beginning of the day is cool and cool, and the middle of the day is like a soup".

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