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… t.ex en stjärna, har så stor massa att den har dragit ihop sig så att tyngdkraften på ytan blir så enormt stor att inte en ljuset kan komma ut ur det. Om någon materia utanför hålet kommer för nära sugs den in p.g.a. tyngdkraften. Benämningen…
Details: Words: 669 | Pages: 2.0 (approximately 235 words/page)
… Earth is the only planet in the Universe that supports life. Today there is overwhelming evidence that not only suggests, but supports the very real possibility that we may share the Universe with other…
Details: Words: 1555 | Pages: 6.0 (approximately 235 words/page)
… is the outermost planet of the gas giants. It has an equatorial diameter of 49,500 kilometers (30,760 miles) and is the eighth planet from the sun. If Neptune were hollow, it could contain nearly 60 Earth's. Neptune orbits the Sun every 165 years.…
Details: Words: 945 | Pages: 3.0 (approximately 235 words/page)
… once a single "science". Astronomy is the study and observation of the motions of heavenly bodies and Astrology is the study of the effects the movements of these celestial bodies have on human affairs. Ancient astronomers were able to predict the…
Details: Words: 799 | Pages: 3.0 (approximately 235 words/page)
… As I am sure all of you know, we have recently been able to see a new but not permanent additon to the night sky. This addition is known as Hale-Bopp, a comet that is about 122 million miles (about 1.3 times the distance of the sun to the…
Details: Words: 775 | Pages: 3.0 (approximately 235 words/page)
… ripple through the turbulence of the Jovian atmosphere. When we look at Jupiter, whether it be through a telescope, or from spacecraft images. shows not the surface of the planet, but the atmosphere. The atmosphere appears as alternating bands…
Details: Words: 826 | Pages: 3.0 (approximately 235 words/page)
… magnitude scale was invented by an ancient Greek astronomer named Hipparchus in about 150 BC He ranked the stars he could see in terms of their brightness, with 1 representing the brightest down to 6 representing the faintest. Modern astronomy has extend…
Details: Words: 820 | Pages: 3.0 (approximately 235 words/page)
… The Apollo 13 mission was launched at 2:13 p.m. EST, April 11, 1970 from launch complex 39A at Kennedy Space Center. The space vehicle crew consisted of James A. Lovell, Jr. commander, John L. Swigert, Jr., command…
Details: Words: 553 | Pages: 2.0 (approximately 235 words/page)
… to know that you shun me because of your fear of fire. Actually, when you do experiments in the laboratory you have to heat or burn things. The most convenient way is to use a Bunsen burner, like me. When using a Bunsen burner for heating, you…
Details: Words: 353 | Pages: 1.0 (approximately 235 words/page)
… a mallet or suspended clapper. A wind chime usually consists of a set of individual alloy rods, tuned by length to a series of intervals considered pleasant. These are suspended from a devised frame in such a way that a centrally suspended clapper…
Details: Words: 480 | Pages: 2.0 (approximately 235 words/page)
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