planet mercury
Mercury
Mercury, The first planet from the sun, is also the smallest planet in the solar system . It is even smaller than some moons in the solar system! Compared to other planet, little is known about Mercury , it revolves very slowly. A day on Mercury lasts 58 Earth days. The temperature on the side facing the sun is around 415 'c .The temperature on the side not facing away from the sun is around -170 'c.
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This lesson contains 8 slides, with text slides and 1 video.
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Mercury
Mercury, The first planet from the sun, is also the smallest planet in the solar system . It is even smaller than some moons in the solar system! Compared to other planet, little is known about Mercury , it revolves very slowly. A day on Mercury lasts 58 Earth days. The temperature on the side facing the sun is around 415 'c .The temperature on the side not facing away from the sun is around -170 'c.
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The name Mercury goes back to the Roman era; At that time, only seven bodies were known in space, the five brightest planets, the moon and the sun, and because they were mythical, the names of the gods were given to them, so they decided to name the planet Mercury, which means the gods of the Lord and the idol of travelers, and in English it means the planet that rotates the fastest around the sun, It was discovered by Thomas Harriot and Galileo Galilei
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Inside, Layers of mercury.
This planet is composed of a group of heavy elements of which is iron, Which constitutes about 75./. of its radius. As for the light gases, they evaporated due to the high heat of the sun.
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Inside, Layers of mercury.
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This made Mercury seem small
in terms of density, as the Its density is close to that of Earth
. Its iron inner core is covered with a crust of igneous rocks, Which has a diameter of about 600 Km.
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The surface features of Mercury are similar to the moon, as it contains a large group of craters of different sizes, Which appeared in the images sent by the Mariner spacecraft, and scientists and astronomers have suggested that the formation of these craters is due to the collision of meteorites in it when it was formed,
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in addition to the volcanoes. That was happening in space in the past, and it is indicated that the craters have been named after world famous people, such as : Beethoven, Mark Twain, Shakespeare, and others.
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Caloris basin
This planet includes a distinctive basin known as Caloris, which extends for a distance of 1350 Km, and it is considered one of the most important landmarks on Mercury.
