Review for Astronomy 2 Midterm and Final
Midterm covers first 70 questions, Final covers all 105. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Chapter 1 is covered by Q1-3; Ch. 2 Q4-18; Ch. 3 Q19-27; Ch. 4 Q28-34; Ch. 5 Q35-45; Ch. 6 Q46-51; Ch. 7 Q52-63; Ch. 8 Q64-70; Ch. 9 Q71-77; Ch. 10 Q78-82; Ch. 11 Q83-91; Ch. 12 Q92-96; Ch. 13 Q97-100; Ch. 14 Q101-105 1) Which of the following has your "address" in the correct order? A) you, Earth, solar system, Milky Way, Local Group, Local Supercluster B) you, Earth, solar system, Local Group, Local Supercluster, Milky Way C) you, Earth, solar system, Local Group, Milky Way, Local Supercluster D) you, Earth, Local Group, Local Supercluster, solar system, Milky Way E) you, Earth, solar system, Milky Way, Local Supercluster, Local Group 2) What is an astronomical unit? A) any basic unit used in astronomy B) the length of time it takes Earth to revolve around the Sun C) the average speed of Earth around the Sun D) the diameter of Earth's orbit around the Sun E) the average distance from Earth to the Sun 3) Roughly how many stars are in the Milky Way Galaxy? A) 1 billion B) 100 trillion C) 100 million D) 10 billion E) 100 billion 4) Which of the following statements about the celestial sphere is not true? A) The celestial sphere does not exist physically. B) The "celestial sphere" is just another name for our universe. C) From any location on Earth, we can see only half the celestial sphere at any one time. D) When we look in the sky, the stars all appear to be located on the celestial sphere. E) Earth is placed at the center of the celestial sphere. 5) Which of the following statements about the celestial equator is true at all latitudes? A) It extends from your horizon due north, through your zenith, to your horizon due south. B) It represents an extension of Earth's equator onto the celestial sphere. C) It extends from your horizon due east, through your zenith, to your horizon due west. D) It lies along the band of light we call the Milky Way. E) It cuts the dome of your sky exactly in half.
6) How many stars can you see with your naked eye on a clear, moonless night from a dark location? A) about a hundred thousand B) a few thousand C) less than a thousand D) about ten thousand E) more than you could count in your lifetime 7) What is the ecliptic? A) the Sun's apparent path along the celestial sphere B) the constellations commonly used in astrology to predict the future C) the Sun's daily path across the sky D) the Moon's apparent path along the celestial sphere E) when the Moon passes in front of the Sun 8) Which scientists played a major role in overturning the ancient idea of an Earth-centered universe, and about when? A) Copernicus, Kepler, and Galileo; about 400 years ago B) Aristotle and Copernicus; about 400 years ago C) Huygens and Newton; about 300 years ago D) Aristotle and Plato; about 2,000 years ago E) Newton and Einstein; about 100 years ago 9) Which of the following correctly describes the meridian in your sky? A) a half-circle extending from your horizon due east, through your zenith, to your horizon due west B) the point directly over your head C) the boundary between the portion of the celestial sphere you can see at any moment and the portion that you cannot see D) a half-circle extending from your horizon due north, through your zenith, to your horizon due south E) a half-circle extending from your horizon due east, through the north celestial pole, to your horizon due west 10) How many arcseconds are in 1°? A) 3,600 B) 100 C) 60 D) 360 E) 10,000 11) Which of the following statements does not use the term angular size or angular distance correctly? A) You can use your outstretched hand to estimate angular sizes and angular distances. B) The angular distance between those two bright stars in the sky is about 2 meters. C) The angular size of the Sun is about the same as that of the Moon. D) The...
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