The is the earths nearest celestial neighbor and its

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The _________ is the Earth's nearest celestial neighbor and its only known natural satellite which accompanies the Earth in its annual revolution about the sun. Explanation: Moon. Although the moon shines only by reflected sunlight, it is nevertheless the second most brilliant object in the sky. The approximate _____________ from the center of the moon to the center of the Earth is 238,857 miles. Explanation: Distance. The surface of the moon is covered with ___________ of varying shapes and sizes. Explanation: Craters. Some of these craters were named "seas" during early observations as they were assumed to be large bodies of water. However, the lunar "seas" are craters of different sizes, shapes, and textures. _____________ occur whenever any part of either the Earth or the moon enters the shadow of the other. Explanation: Eclipses. When the moon's shadow strikes the Earth, people on Earth within that shadow see the sun covered by the moon, or a solar eclipse. When the moon passes into the shadow of the Earth, people on the night side of the Earth see the moon darken, or a lunar eclipse.
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The _________ ___________ consists of the sun and a large number of smaller objects gravitationally associated with it. led Explanation: Solar system. Almost 99.9 percent of the matter in the system is the sun itself. The smaller objects that comprise the remainder of the solar system include planets, their satellites, the comets, the minor planets or asteroids, the meteoroids, and an interplanetary medium of very sparse gas and microscopic solid particles. Object Percentage of Mass Sun 99.86 Planets 0.135 Satellites 0.00004 Comets 0.00003 Minor Planets 0.0000003 Meteoroids 0.0000003 Interplanetary Medium 0.0000001 The sun is a typical _______, a great sphere of luminous gas, which practically is the solar system. Explanation: Star. The sun is composed of the same chemical elements that compose the Earth and other objects of the universe, but in the sun, these elements are heated to the gaseous state. The visible part of the sun is 864,000 __________ across. Explanation: Miles. This distance is 109 times the diameter of the Earth. Most of the material of the solar system that is not part of the sun itself is concentrated in the __________. Explanation: Planets. In contrast to the sun, the planets are small, cool, and solid. They give off no light of their own, but shine only by reflected sunlight. All of the planets revolve around the sun in the same direction.
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The ______________ of the planets are the next most prominent members of the solar system. Explanation: Satellites. A satellite is a body that revolves about a larger one, such as a moon of a planet. Only Mercury, Venus, and Pluto do not have known satellites. Jupiter has sixty-three, Saturn has sixty, Uranus has twenty- seven, Neptune has thirteen, Mars has two, and Earth has one. There are a great number of small solid objects orbiting the sun that are too small to observe with telescopes called ________________.
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