The Cosmic Perspective‚ 7e (Bennett et al.) Supplement 1: Celestial Timekeeping and Navigation S1.1 Multiple-Choice Questions 1) The amount of time between successive passes of any given star across the meridian is A) 23 hours 56 minutes. B) 24 hours. C) 365.25 days. D) 12 years. E) 26‚000 years. Answer: A 2) Which of the following statements about sidereal and solar days is not true? A) A solar day is 4 minutes longer than a sidereal day. B) A solar day represents more than 360° of
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Time Zones Christopher D. Smith GLG/150 July 21‚ 2010 The Greenwich Meridian is a north-south line representing a zero degree-reference line in longitude. The line passes through the United Kingdom and it represents the world’s prime meridian. Longitude is used to measure the distance of areas on the world east‚ or west. Think of it like the equator‚ where the equator separates the southern and northern hemispheres. The Greenwich Meridian separates the east and west hemispheres. According
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NEAREST MALL FINDER (MOBILE APP) FINAL YEAR PROJECT Monday‚ 24 JUNE 2013 STUDENT NAME: MARIA EUSAF(55223) PROJECT ADVISOR: SOHAIL IMRAN DESCRIPTION If you need to find a shopping mall or mall stores in your area‚ the new Android Mall Finder App makes it easy for you. Press one button and launch nearest Mall Finder. The app will come up with a list of the closest malls from where you are. Shopping malls are very popular these days and this modern‚ reliable Android
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unfamiliar places? 9. What place is designated as 0 degrees longitude? 10. What is the name for the line drawn at 0 degrees longitude? 11a. How is a degree of longitude or latitude further subdivided? 11b. Give an example. 12.(Fig. 1-13) How many degrees of longitude do you need to travel across to pass through one “hour” of time (or one time zone)? 13. How many time zones are there? 14. What is the longitude of the International Date Line? 16. Using the map on
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Celestial Sphere Terminology 1 Celestial Sphere:What we see‚ it contains the stars‚ planets‚ Sun‚ and Moon Celestial Equator- the imaginary line that divides the planet into Northern and Southern hemispheres. The celestial equator is a similar imaginary circle around the celestial sphere‚ also known as the visible universe. The celestial equator divides the visible universe in two‚ creating the Northern and Southern celestial hemispheres. This helps us locate celestial bodies. Ecliptics -an imaginary
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small area. Eg; 1:50 000 Types of Maps General-purpose Maps * Provide information on one map * E.g. atlas‚ road maps‚ etc.… Features * Bodies of water * Roads & railway lines * Parks‚ Towns & Cities * Elevations‚ longitude & latitude Thematic Maps * Give specific information about a place on one theme or topic Topographic Maps * Large scale maps that show both natural & human-made features * Use symbols to show a variety of features including;
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Meteorological Department) | Q1. Choose the right answer from the four alternatives given below. (i) The Tropic of Cancer does not pass through (a) Rajasthan (b) Orissa (c) Chhattisgarh (d) Tripura Answer: Orissa (ii) The easternmost longitude of India is (a) 97° 25’ E (b) 68° 7’ E (c) 77° 6’ E (d) 82° 32’ E Answer: (a) 97° 25’ E (iii) Uttaranchal‚ Uttar Pradesh‚ Bihar‚ West Bengal and Sikkim have common frontiers with (a) China (b) Bhutan (c) Nepal (d) Myanmar Answer:
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System of latitude and longitude developed by eratosthenes third century BC Latitude is measured as the angle between a line from earth’s center to the measurement point. Specifies north south position. Longitude is measured as the angle between a line from earth’s center to the prime meridian (green which); they are circular with identical radii at a given latitude. Keeping accurate time is necessary to measure longitude. Lines of latitude are always the same distance apart‚ but distance
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at do you understand by the Standard Meridian? Answer Standard Meridian is the longitude on the basis of which a country’s standard time is determined. Standard meridians all over the world are generally those longitudes which are exactly divisible by 15°. The Standard Meridian of India lies at 82° 30′ E longitude and it passes through Mirzapur in Uttar Pradesh. The Indian Standard Time is five hours and thirty minutes ahead of the Greenwich Mean Time. Q4) Why is Indian Ocean named after India
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1. Right ascension and also declination is just like longitude and latitude because they are all used for specific location purposes. As people on the ground use longitude and latitude to find things on earth‚ scientists and astronomers use right ascension and declination to find things in the sky. 2. The North Pole is north 90 degrees latitude and the South Pole is south 90 degrees latitude. There is no longitude for either the south or North Pole because neither one can be given a value.
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