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AstronomyLecture1a - NAME ASTRONOMY TEST 1 1 Momentum...

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NAME ______________________________________________________________ ASTRONOMY TEST # 1 ___ 1. Momentum depends upon a body's A.velocity B.mass C.momentum depends upon both the velocity and mass of an object ___ 2. The Summer Solstice occurs in A.May B.June C.July D.August E.the Summer Solstice can occur during either June or July, depending upon the relative position of the Sun ___ 3. The charge of the atomic nucleus is A.positive B.negative C.some are negative, some are positive ___ 4. The most useful isotopic dating technique for Earth rocks, lunar samples and meteorites has been A.Carbon 14 B.Uranium-Thorium C.Rubidium-Strontium D.Potassium-Argon E.Uranium-Uranium ___ 5. The ? translated and preserved the works of the ancient astronomers and named many stars. A.Maya B.Arabs C.Chinese D.Olmecs E.Mesopotamians ___ 6. ? resist compression. A.solids B.liquids C.both solids and liquids resist compression ___ 7. Gravitational forces depend upon the A.mass of the objects B.distance between the objects C.both mass and distance influence gravitational attraction ___ 8. The meridian situated on the celestial sphere ? passes through the zenith. A.never B.sometimes C.always ___ 9. Newton's Second Law of Motion is also termed the Law of A.Action and Reaction B.Inertia C.Force ___ 10. In most astronomical situations ? ions are most important. A.positive B.negative C.there is a balance between positive and negative ions in the Cosmos ___ 11. The most common element in the Cosmos is A.oxygen B.nitrogen C.helium D.hydrogen E.carbon ___ 12. The Earth ? on its axis. A.rotates B.revolves C.the Earth both rotates and revolves on its axis ___ 13. Plasma is a hot, ionized A.solid B.liquid C.gas D.plasma may be in solid, liquid or gaseous form ___ 14. ? was the first astronomer to discover Earth precession. A.Ptolemy B.Copernicus C.Brahe D.Hipparchus E.Eratosthenes ___ 15. Bending of light waves when they pass from one material into another is termed A.reflection B.refraction C.both reflection and refraction involve the bending of waves ___ 16. ? clocks keep track of the local hour angle of the Venal Equinox. A.sidereal B.synodic C.both sideral and synodic clocks keep track of the local hour angle of the Venal Equinox
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___ 17. A ziggurat is a A.celestial bearing formulated by the Mesopotamians B.eclipse sighting C.moon cycle D.planet alignment E.pyramid ___ 18. The Tropic of Capricorn is in the ? Hemisphere. A.Northern B.Southern C.it depends upon the time of year ___ 19. ? invented terrestrial latitude and longitude and was the first to orient maps with north at the top and east to the right. A.Ptolemy B.Copernicus C.Brahe D.Hipparchus E.Eratosthenes ___ 20. ? is a physical quantity that gives the speed of a body and the direction in which it is moving. A.mass B.momentum C.velocity D.acceleration E.weight ___ 21. Sun declination varies about ? degrees north and south of the celestial equator. A.8.5 B.12.5 C.18.5 D.23.5 E.sun declination does not vary; it is always directly above the celestial equator
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AstronomyLecture1a - NAME ASTRONOMY TEST 1 1 Momentum...

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