AstronomyLecture1b

AstronomyLecture1b - NAME _ ASTRONOMY TEST # 1 _ 1. ? wrote...

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NAME ____________________________________________________________ ASTRONOMY TEST # 1 ___ 1. ? wrote the Philosophiae Naturalis Principia Mathematica A.Galileo B.Newton C.Brahe D.Copernicus E.Kepler ___ 2. The Law of Action and Reaction was formulated by A.Galileo B.Newton C.Brahe D.Copernicus E.Kepler ___ 3. ? were ancient pyramid-like towers with seven terraces, each representing one of the wandering celestial bodies visible to the naked eye. A.henges B.menhirs C.stelas D.trilithons E.zigurrats ___ 4. Kepler's ? Law of Planetary Motion states that a planet moves on an elliptical orbit with the Sun at one focus. A.first B.second C.third ___ 5. You have placed your fist in front of you, measuring the angular diameter of a celestial body. The object covers half the distance of your fist. Its angular measure is about ? degrees. A.0.5 B.1 C.3 D.5 E.18 ___ 6. ? are massless particles of electromagnetic energy. A.neutrons B.protons C.electrons D.photons ___ 7. Which of the following would be considered a "great circle"? A.the Celestial Sphere B.the orbit of the Moon C.the circumference of the Sun D.the equator E.all of the above are "great circles" ___ 8. The Tropical Year begins on the A.Autumnal Equinox B.Vernal Equinox C.Summer Solstice D.Winter Solstice ___ 9. Radio waves have ? frequencies than gamma rays. A.higher B.lower C.there is no difference between the frequency of gamma versus radio waves ___ 10. When a sidereal clock reads zero hours, the vernal equinox has crossed the A.celestial horizon B.declination C.celestial equator D.meridian E.celestial pole ___ 11. The Celestial Horizon is situated ? degrees from the zenith. A.45 B.90 C.180 D.270 E.360 ___ 12. Waves are often described on the basis of their A.wavelength B.frequency C.energy flux D.all of the above may be used to describe waves ___ 13. ? resist compression and expand or contract only slightly with temperature changes. They have little resistance to being pulled apart. A.solids B.liquids C.gases D.plasmas ___ 14. During an Equinox, the day and night are of equal length at the A.equator B.poles C.during and equinox, day and night are of equal length everywhere on Earth ___ 15. The fraction of light striking a body that gets reflected is termed the A.absorption B.blackbody C.albedo D.refraction E.radioactivity
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___ 16. Altitude and azimuth of a star ? on the time and the location where the observation is made. A.depend B.do not depend ___ 17. ? invented terrestrial latitude and longitude and was the first to orient maps with north at the top and east to the right. A.Copernicus B.Brahe C.Hipparchus D.Ptolemy E.Eratosthenes ___ 18. The Apparent Solar Day is ? 24 hours long. A.always B.not always ___ 19. When a planet approaches the Sun, gravitational energy becomes ? and kinetic energy ?. A.larger, increases B.smaller, decreases C.smaller, increases D.larger, decreases ___ 20. The chemical symbol for Helium is A.H B.Hg C.He D.Fe E.Ag ___ 21. Newton's ? Law of Motion states that an object remains at rest or continues in motion at constant
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This note was uploaded on 01/16/2012 for the course ES 3203 taught by Professor Dr.phillipmurphy during the Fall '04 term at Tarleton.

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AstronomyLecture1b - NAME _ ASTRONOMY TEST # 1 _ 1. ? wrote...

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