1) It is the study of the universe, our planet's origin, and the members of the solar system. a) a. Meteorology b) b. Astronomy c) c. Cosmetology 2) Marked the birth of the universe, including its properties, structure and evolution. a) a. Big-bang Theory b) b. Theory of evolution c) c. Black hole 3) First suggested the Big Bang Theory when he theorized that the universe began from a single a) a. Robert Wilson b) b. Henry Russell c) c. Georges Lemaitre 4) The presence of this was predicted by the Big Bang Theory and it is detected in all directions coming from space. a) a. Cosmic Microwave Background b) b. Big Bang Theory c) c. Black Hole 5) Form from swirling clouds of hydrogen gas in the deep space between other stars. a) a. Star b) b. Protostar c) c. Core 6) An accumulation of gases that will become a star. a) a. Star b) b. Protostar c) c. Core 7) Dense and very hot region where nuclear fusion reactions release gamma and X-ray radiation. a) a. Core b) b. Radiation zone c) c. Convection zone 8) Energy in the form of gamma and X-rays from the core is absorbed and reemitted by collisions with atoms in this zone a) a. Core b) b. Radiation zone c) c. Convection zone 9) A plot with temperature indicated by spectral types and the true brightness indicated by absolute magnitude. a) a. Hertzsprung-Russell diagram b) b. Richter diagram c) c. Magnitude diagram 10) Where do the hottest, and brightest stars are located in the H-R diagram? a) a. Top left b) b. Top right c) c. Bottom right d) d. Bottom left 11) Where do coolest, faintest stars are located in the H-R diagram? a) a. Top leftWhere do coolest, faintest stars are located in the H-R diagram? b) b. Top right c) c. Bottom right d) d. Bottom left 12) What is the brightest star in apparent magnitude? a) a. Rigel b) b. Supernova c) c. Sirius 13) Life cycle of low-mass stars. a) a. Protostar-main sequence-red giant-planetary nebula-white dwarf b) b. Protostar-main sequence- planetary nebula-red giant-neutron star c) c. Protostar-high mass star- red supergiant-supernova-neutron star/black hole 14) Extremely large collection of stars bound together by mutual gravitational attraction, and is the fundamental components for the structure of the universe. a) a. Planets b) b. Galaxies c) c. Sun 15) Type of galaxy that has no curved arms and bunched in a spherical/elliptical shape (old stars). a) a. Elliptical b) b. Normal spiral c) c. Barred spiral d) d. Irregular 16) Type of galaxy where many stars are gathered into a nuclear bulge; Spiral arms extend directly from the central nucleus. a) a. Elliptical b) b. Normal spiral c) c. Barred spiral d) d. Irregular 17) The following are examples of normal spiral galaxy, EXCEPT: a) a. Andromeda galaxy b) b. Whirlpool galaxy c) c. Sombrero galaxy d) d. Milky way galaxy 18) Type of galaxy where a broad bar extends outward from opposite sides of the nuclear bulge before arms start to curve from the outer ends of the bars. a) A. Elliptical b) B. Normal spiral c) C. Barred spiral 19) The earliest stage in the formation of a planet. a) a. Protoplanet b) b. Planetesimals c) c. Protostar 20) Planets formed from dust and gas which stick together to become _________. a) a. Protoplanet b) b. Planetesimals c) c. Protostar 21) _________ collide to become protoplanets. a) a. Protoplanets b) b. Planetesimals c) c. Protostars 22) Planet that has the shortest period of revolution (88 days) and has no atmosphere. a) a. Mercury b) b. Venus c) c. Mars 23) Temperature of Planet Mercury. a) a. 840C, 450F b) b. 480C, 540F c) c. 450C, 840F 24) Closest planet to the Earth, Twin planet of the Earth and is the brightest planet. a) a. Mercury b) b. Venus c) c. Mars 25) Temperature of Planet Venus. a) a. 467C, 873F b) b. 873C, 467F c) c. 480C, 870F 26) What is the shape of the Earth? a) a. Sphere b) b. Oblate spheroid c) c. Curve 27) The red planet and is tilted like the Earth (23.5 degrees) and has the most obvious feature which is the bright polar caps (frozen carbon dioxide). a) A. Mercury b) B. Venus c) C. Mars 28) The fastest rotating planet (10 hours); with Great Red Spot or the high-pressure region. a) a. Mercury b) b. Jupiter c) c. Mars 29) One of the moons of the Jupiter and is the largest moon in the solar system. a) a. Io b) b. Europa c) c. Ganymede d) d. Callisto 30) One of the moons of Jupiter and is the oldest moon in the solar system. a) a. Io b) b. Europa c) c. Ganymede d) d. Callisto 31) Ringed planet; planet with lowest density (0.69); surface temperature is -170 C. a) a. Jupiter b) b. Saturn c) c. Uranus 32) One of the moons of Saturn that is the 2nd largest moon in the solar system and has substantial atmosphere. a) a. Titan b) b. Iapetus c) c. Enceladus 33) One of the moons of Saturn that is very bright and the other side is very dark. a) a. Titan b) b. Iapetus c) c. Enceladus 34) One of the moons of Saturn that has volcanic geysers. a) a. Titan b) b. Iapetus c) c. Enceladus 35) Farthest planet that can be seen without a telescope; the atmosphere contains methane which makes it blue/bluish green; axis is tilted 98 degrees and rotates sideways. a) A. Jupiter b) B. Uranus c) C. Neptune 36) Who and when Uranus was discovered? a) a. 1781 by Herschel b) b. 1846 by Johan Galle c) c. 1871 by Aristotle 37) Who and when Neptune was discovered? a) d. 1781 by Herschel b) e. 1846 by Johan Galle c) f. 1871 by Aristotle 38) Twin to Uranus; appears bluer than Uranus; atmosphere is mainly hydrogen and helium with some methane and ammonia. a) a. Jupiter b) b. Uranus c) c. Neptune 39) Moon that takes a year to orbit Neptune. a) a. Triton b) b. Nereid c) c. Phobos 40) The following are the criteria for a solar system body to be a planet, EXECPT: a) a. In orbit around the sun b) b. Sufficient mass for self-gravity to form nearly round shape c) c. Have a cleared neighborhood around its orbit d) d. Have atmosphere 41) Labeled as largest asteroid; the only dwarf planet in the inner solar system that lies in the asteroid belt between Mars and Jupiter. a) a. Ceres b) b. Pluto c) c. Eris 42) Second dwarf planet from the sun and not been visited by a space probe. a) a. Ceres b) b. Pluto c) c. Eris 43) A space probe that determined the composition of Pluto; flew by Pluto in July 2015 and the first and so far, the only attempt to explore Pluto directly. a) a. New Horizon b) b. New Atlanta c) c. New Orion 44) Third dwarf planet from the Sun and has similar composition to Pluto which is rocky and methane ice; has one moon (Dysnomia). a) a. Ceres b) b. Pluto c) c. Eris 45) Sometimes referred to as “minor planets”; small rocky bodies found in the large gap between Mars and Jupiter. a) a. Asteroids b) b. Comets c) c. Moons 46) Only asteroid that can be seen by the naked eyes for it has relatively high albedo. a) a. Ceres b) b. Pallas c) c. Vesta 47) Closest asteroid to the Earth. a) a. Ceres b) b. Vesta c) c. Hermes 48) Made of dust and ice; visible only when they are within the orbits of Saturn. a) a. Asteroids b) b. Comets c) c. Meteoroid 49) Periodic orbits of less than 200 years and originates from the Kuiper Belt; more frequent appearances (ex. Halley’s Comet- appear every after 76 years). a) a. Short period b) b. Long period c) c. Normal period 50) Periodic orbits of more than 200 years and originates from the Oort Cloud; less frequent appearances (Hale Boop Comet- appear every after 2533 years). a) a. Short period b) b. Long period c) c. Normal period

ASTRONOMY

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