Astronomy 1 Name _________________________ Exam 1 (chap 1-5) I. Multiple Choice. Select all correct answers. 1. Which of the planets known to the ancient astronomers can never be seen high overhead at night? a) Mercury b) Venus c) Mars d)Saturn e) Jupiter 2. On the first day of spring‚ the Sun sets a) north of west b) directly west c) south of west d) can’t answer‚ it depends where you are on Earth. 3. One-hundred arcminutes
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Astronomy Kerry Boettcher 6th Grade – Zoller Overview Children are enchanted by the twinkling stars in their night sky. Often one of the first songs we teach them‚ and that they then love to sing over and over‚ is "Twinkle Twinkle Little Star." This early connection between the music and words of this familiar old song and the actual lights above them is the beginning of understanding the vastness
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Measures of Astronomical Distances • Let’s view the Universe in terms of kilometres – The size of the observable universe is roughly 130‚000‚000‚000‚000‚000‚000‚000 km ! - Obviously measuring astronomical distances in km is inconvenient. - We need much BIGGER units of distance: • Some commonly used distance units: 1 ly (light year) = Distance traveled by light in 1 year = 9.46 trillion km 1 AU (astronomical unit) = average distance between the Sun & Earth = 150 million km A unit of distance‚
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Brian Mulder Astronomy 248 Term Paper Interstellar Space Travel: What does it hold for the future? Is space travel possible? This seems to be the question that everyone is wondering. If you take a look at the media it’s been all over the place. All sorts of movies depict space travel as easy as riding a bike. All you have to do is hop in your space cruiser‚ kick it in to hyper drive and boom! You are now visiting your friends on the other side of the galaxy‚ only a few ten thousand
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Stephanie Sanchez Figueroa Instructor: Vincent Tobin Astronomy 100 November 29‚ 2014 My Astronomy Interview Astronomy is the branch of science that deals with celestial objects‚ space‚ and the physical universe as a whole. The topics that I learned in my astronomy class include the sun and other stars‚ solar system‚ stellar evolution‚ galaxies‚ and the universe itself. Most of the topics were very interesting to me‚ because I learned a lot about the universe I live in. Although‚ I now have some
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GCSE Astronomy Topic 1 Key Facts The Earth Eratosthenes first measured the circumference of the Earth accurately. He measured the altitude of the Sun North of a place where the Sun was at the zenith at exactly the same time. Knowing the distance and the angle one can work out the circumference. The Earth is a slightly flattened sphere with average diameter 13‚000km The Earth takes 23 hours 56 minutes to rotate. This is a sidereal day. The Earth is the only known planet with liquid water and a range
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NATSCI-1 (2:30 – 4:00 pm) Submitted by : Jennie Rose S. Almasan Submitted to : Prof.Landingin “ NASA’s WISE Finds Mysterious Centaurs May Be Comets” New observations from NASA’s NEOWISE project reveal the hidden nature of centaurs‚ objects in our solar system that have confounded astronomers for resembling both asteroids and comets. The centaurs‚ which orbit between Jupiter and Neptune‚ were named after the mythical half-horse‚ half-human creatures called centaurs
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Observable phenomena related to the moon: - phases of the moon: depending on the Moon�s position relative to the Sun‚ we see different parts of the illuminated Moon. - the month:� Moon changes through a complete cycle of phases in about 29.5 days - eclipses To understand these phenomena‚ we have to change our perspective and think about the Moon�s orbit. Some properties of the Moon: Radius 356‚000 km 407‚000 km 15% change from max to
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Elan Footerman Dr. Frank SS155 4/9/13 Mayan Astronomy One of the monumental aspects of the Mayan Civilization was their interest in astronomy and the calendar. The Mayans made predictions in starwatching that are nearly as accurate as our calculations today. They were one of the first civilizations to show major advances in the study of the stars. It is likely that the reason the Mayans wanted to study the stars and other celestial bodies was so that they would be able to predict weather
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HISTORY OF ASTRONOMY Astronomy is the oldest of the natural sciences‚ dating back to antiquity‚ with its origins in the religious‚ mythological‚ and astrological practices of pre-history: vestiges of these are still found in astrology‚ a discipline long interwoven with public and governmental astronomy‚ and not completely disentangled from it until a few centuries ago in the Western World . In some cultures astronomical data was used for astrological prognostication. Ancient astronomers were able
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