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Comets
Part 1 of Paper
....ear in records from the beginning of recorded civilization (Schweighauser 20).
are made up of four distinct features. The first is the nucleus. The nucleus is made up of frozen gases, mostly water vapor with lesser amounts of carbon dioxide and carbon monoxide, and imbedded in the frozen gases are interplanetary d.... Part 2 of Paper
....hauser in his book, entitled Astronomy from A to Z: A Dictionary of Celestial Objects and Ideas, he states that we see comet heads and tails because they not only reflect sunlight, but they also fluoresce—give off their own light—when are near the sun. The tails from the comet may be up to 150 million kilometers long each or together.
have a predictable orbit. There are one thousand that have been charted. Some go by the sun once and others, which are called periodic , pass the sun re.... |
| Number of words: 431 - Approximate pages: 2 |
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