Question

Видимое движение светил конспект ​

Answer 1

Ответ:

Солнце и движущиеся вокруг него небесные тела составляют Солнечную систему. Звёзды, которые мы видим невооружённым глазом, — это ничтожная доля звёзд, входящих в нашу Галактику. Вид звёздного неба меняется в зависимости от местонахождения наблюдателя на Земле. Так, суточное движение Солнца для жителей Северного полушария — это движение слева направо, для жителей Южного полушария — справа налево.

Путь, который проходит Солнце за год на фоне звёзд, называют эклиптикой, а период одного оборота по эклиптике называют звёздным годом. Он равен 365,2564 средних солнечных суток. Созвездия, через которые проходит эклиптика, называют зодиакальными. Их число соответствует количеству месяцев в году. Солнце перемещается по небу, переходя из одного созвездия в другое, и завершает полный оборот в течение года.

Объяснение:

Answer 2

Visible Movement of Celestial Bodies

The visible movement of celestial bodies has been a subject of fascination and study for centuries. From the apparent motion of the sun and stars to the orbits of planets, there are several key points to consider when discussing the visible movement of celestial bodies.

Apparent Motion of the Sun and Stars: The apparent motion of the sun and stars is a result of the Earth's rotation on its axis and its orbit around the sun. This creates the illusion of the sun and stars moving across the sky.

The apparent daily motion of the sun and stars is due to the Earth's rotation on its axis, causing them to rise in the east and set in the west. This motion gives the impression of the sun and stars moving across the sky over the course of a day.

Orbits of Planets: The orbits of planets around the sun also contribute to the visible movement of celestial bodies. Planets appear to move against the backdrop of stars over time, a phenomenon known as "retrograde motion" when observed from Earth.

The orbits of planets, including Earth, are elliptical, leading to variations in their apparent speeds as they move around the sun. This creates the impression of planets moving at different rates across the sky.

Historical Significance: The study of the visible movement of celestial bodies has played a crucial role in the development of astronomy and our understanding of the universe. Ancient civilizations observed and documented the movements of celestial bodies, laying the foundation for modern astronomical knowledge.

Notable figures such as Johannes Kepler and Galileo Galilei made significant contributions to our understanding of celestial motion, including the laws governing planetary orbits and the use of telescopes to observe celestial bodies in greater detail.

In conclusion, the visible movement of celestial bodies, including the apparent motion of the sun and stars and the orbits of planets, has captivated human curiosity for centuries and has been instrumental in shaping our understanding of the cosmos.

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