All planets except Mercury and Venus have at least one moon. Saturn has the greatest number of moons—18. In 1995‚ the Hubble Space Telescope detected what appeared to be four additional moons of Saturn; however‚ that discovery has yet to be confirmed. Planet | Number of Moons | Names of Moons | Mercury | 0 | | Venus | 0 | | Earth | 1 | The Moon (sometimes called Luna) | Mars | 2 | Phobos‚ Deimos | | Jupiter | 16* | Metis‚ Adrastea‚ Amalthea‚ Thebe‚ Io‚ Europa‚ Ganymede‚ Callisto
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The “planet” Pluto was discovered by scientist in 1930. Even then‚ there was controversy over whether this little ball of ice should be considered a planet. It was decided it should‚ mainly because since the gravity of the eighth planet‚ Neptune‚ was found because it was tugging on the seventh planet‚ Uranus‚ and then Pluto was found when its gravity tugged on the orbit of Neptune. Pluto was just a continuation in the time-tested practice of discovering the existence of planets from the behavior
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places abroad. These places are often very popular and well-known. Even though these places are popular‚ the countries still promote them and want more people to come. This is because tourism is very important for the economy but not in all cases for the citizens. If so‚ should countries encourage tourism? Firstly‚ tourism leads to the development of the country. The desire to attract tourists to a certain area often encourages governments to improve local facilities which is beneficial for both‚ citizens
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Explorer Vocabulary: astronomical unit‚ dwarf planet‚ eccentricity‚ ellipse‚ gas giant‚ Kepler’s laws‚ orbit‚ orbital radius‚ period‚ planet‚ solar system‚ terrestrial planet Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. List all of the planets you can think of in our solar system. Try to list them in order from closest to farthest from the Sun. _________________________________________________________________________ 2. Which planets are most like Earth? Which are most different
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Should countries encourage tourism? Tourism has become one of the most important branches of modern market. With the development of world-wide transport‚ the human need to explore the surrounding world has been finally fulfilled. Nowadays almost everyone can travel abroad and admire all sort of breathtaking sites‚ experience diversity of culture and ways of life. But as every industry‚ tourism has some drawbacks. Most important is the environmental issue. New holiday resorts seem to spring out
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*“Should countries encourage tourism?*” Due to the curiosity and their taste for adventure‚ people travel all over the world. But it depends on us if we encourage this thing in our country or not. Tourism brings a lot of changes in a country‚ but are they really for the better? To begin with‚ the benefits of the tourism cannot be denied. On the one hand‚ it is an important source of income‚ which is convenient for all the countries‚ especially for the poor ones‚ but also for others that do not
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In the outer limits of our solar system there is a planet unlike any other‚ Pluto. Pluto was discovered in February of 1930 by an American astronomer‚ Clyde Tombaugh. It is the only planet to have been discovered by an American. All though we have known of the existence of Pluto for over thirty years now‚ there are still many mysteries surrounding this celestial body. Being the farthest planet has made it difficult to study Pluto‚ Adding to the obscurity of this strange planet is that the capability
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are 8 planets in our solar system; these are divided into two types‚ large gas giants (Jupiter‚ Saturn‚ Uranus and Neptune) and smaller rocky terrestrial planets (Mercury‚ Venus‚ Earth and Mars). The order from closest to the Sun outwards is; Mercury‚ Venus‚ Earth‚ Mars‚ Jupiter‚ Saturn‚ Uranus and finally Neptune. Until 2006 Pluto was also classed as a planet‚ however it is now classified as a dwarf planet (meeting the first two requirements of the definition but not the third). A planet is currently
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Planet Venus and Earth are often called twins because they are similar in size‚ mass‚ density‚ composition and gravity. However‚ the similarities end there. [Photos of Venus‚ the Mysterious Planet Next Door] Venus is the hottest world in the solar system. Although Venus is not the planet closest to the sun‚ its dense atmosphere traps heat in a runaway version of the greenhouse effect that warms up the Earth. As a result‚ temperatures on Venus reach 870 degrees F (465 degrees C)‚ more than hot
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Should countries encourage tourism? Nowadays‚ it is almost a routine‚ that people every year go to holidays. Often they travel to the places abroad‚ and also it should be mentioned‚ that these places are in most cases popular and well-known. In sprite of the fact that these places are popular‚ the countries still promote them and want more people to come. This occurs on the grounds that tourism is very important for the economy of “host” country but not in all cases for the citizens. As the result
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