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Astronomy Final

99 Questions  I  By Kamica
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Astronomy final exam study

  
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1.  The center of mass for Earth orbiting the Sun lies inside the Sun
A.
B.
2.  Tidal friction caused by Earth's stretching from the Moon's gravity is gradually slowing down the rotation of Earth
A.
B.
3.  In South Africa, it's usually quite warm around the time of the winter solstice and quite cool around the time of the summer solstice
A.
B.
4.  From lowest energy to highest energy, which of the following correctly orders the different categories of electromagnetic radiation?
A.
B.
C.
D.
E.
5.  The movement of a pool ball, after being struck by a cue, is an example of
A.
B.
C.
D.
E.
6.  The frequency of a wave is
A.
B.
C.
D.
E.
7.  Any object moving relative to Earth will have a Doppler shift
A.
B.
8.  It is possible to view the Moon in first-quarter phase the day after a total lunar eclipse
A.
B.
9.  The Moon is slowly moving away from Earth
A.
B.
10.  The energy levels for electrons vary from one element to another
A.
B.
11.  From shortest to longest wavelength, which of the following correctly orders the different categories of electromagnetic radiation?
A.
B.
C.
D.
E.
12.  How many atoms fit across the period at the end of this sentence?
A.
B.
C.
D.
E.
13.  What would happen inside the sun if a slight rise in core temperature led to a rapid rise in fusion energy?
A.
B.
C.
14.  The greater the wavelength of light, the greater its energy
A.
B.
15.  Electrons orbit an atomic nucleus like planets orbit the Sun
A.
B.
16.  Voyager 2 should reach the nearest stars (besides the Sun) in about 500 years
A.
B.
17.  Which of the following statements is not one of Newton's laws of motion?
A.
B.
C.
D.
E.
18.  The Milky Way can be seen only from the Northern Hemisphere
A.
B.
19.  How does the Space Shuttle take off?
A.
B.
C.
D.
E.
20.  Which is hotter?
A.
B.
C.
21.  Without telescopes or other aid, we can look up and see the Moon in the night sky because it
A.
B.
C.
D.
E.
22.  Earth is always precisely 1 AU from the sun. 
A.
B.
23.  No galaxies existed before the Big Bang
A.
B.
24.  In the grapefruit model of the solar system, it would take a few minutes to walk from the Sun to the inner edge of the Kufper Belt (Pluto)
A.
B.
25.  Lines of a particular element appear at the same wavelength in both emission and absorption line spectra
A.
B.
26.  The Moon and the Sun are approximately the same angular size
A.
B.
27.  If an object's velocity is doubled, the momentum is
A.
B.
C.
D.
E.
28.  We see each other in the classroom right now because we
A.
B.
C.
D.
E.
29.  The Milky Way is moving further away from most other galaxies in the universe
A.
B.
30.  The solar system contains about 100 billion stars 
A.
B.
31.  Energy and power are different words for the same thing
A.
B.
32.  If you double the mass of fusion material in a hydrogen bomb, you quadruple the amount of energy generated
A.
B.
33.  Momentum is defined as
A.
B.
C.
D.
E.
34.  As long as an object is not gaining or losing mass, a net force on the object will cause a change in
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B.
C.
D.
E.
35.  What is nuclear fusion?
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B.
C.
D.
E.
36.  Speed and velocity are the same thing
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B.
37.  The energy levels of an element and its ion are the same 
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B.
38.  A lunar eclipse occurs only when the Moon is new
A.
B.
39.  Process of science: I am doing science when I already know the answer to my scientific question and I am searching for evidence in the natural world strictly to support what I know
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B.
40.  How are wavelength, frequency, and energy related for photons of light?
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B.
C.
D.
E.
41.  The shorter the wavelength of light, the higher its frequency 
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B.
42.  The observable universe is the same size today as it was a few billion years ago. 
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B.
43.  Which of the following has your "address" in the correct order?
A.
B.
C.
D.
E.
44.  If you have a 100-watt light bulb, how much energy does it use each minute?
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B.
C.
D.
E.
45.  Roughly how many stars are in the Milky Way Galaxy?
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B.
C.
D.
E.
46.  Modern telescopes are capable of seeing bright galaxies up to about
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B.
C.
D.
E.
47.  The atomic nuclei of the same elements always have the same number of neutrons
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B.
48.  Which of the following is an example in which you are traveling at constant speed but not at constant velocity?
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B.
C.
D.
E.
49.  What do we mean when we say that the universe is expanding?
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B.
C.
D.
E.
50.  Doubling the distance between two objects halves the gravitational force between them
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B.
51.  Which of the following statements about X rays and radio waves is not true?
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B.
C.
D.
E.
52.  The seasons on Earth are caused by its elliptical orbit from the Sun
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B.
53.  What is the meaning of the word cosmos?
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B.
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D.
E.
54.  A typical supercluster contains no more than about 10,000 stars
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B.
55.  X rays are always more intense than radio waves
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B.
56.  It is possible to see the full Moon rising just before sunrise
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B.
57.  The Moon is constantly falling toward Earth
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B.
58.  There is no gravity in space
A.
B.
59.  About where is our solar system within the Milky Way Galaxy?
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B.
C.
D.
E.
60.  You are standing on a scale in an elevator. Suddenly you notice your weight decreases. What do you conclude?
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B.
C.
D.
E.
61.  Which of the following cannot be described by a field?
A.
B.
C.
D.
62.  One light-year is about 10 trillion kilometers 
A.
B.
63.  If you are driving at 30 miles per hour and increase your speed to 60 miles per hour, you quadruple your kinetic energy
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B.
64.  Columbus was the first person to discover that Earth is round
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B.
65.  It is possible to see the third-quarter Moon near the western horizon at sunrise
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B.
66.  X rays, because they have more energy, travel through space faster than visible light
A.
B.
67.  Atomic nuclei consist of photons and electrons
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B.
68.  The age of the universe is 
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B.
C.
D.
E.
69.  Suppose an object is moving in a straight line at 50mi/hr. According to newton's first law of motion, the object will
A.
B.
C.
D.
70.  If a material is transparent, then it 
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B.
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D.
E.
71.  What would happen if the Space Shuttle were launched with a speed greater than Earth's escape velocity?
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B.
C.
D.
E.
72.  The escape velocity from Earth is greater for larger rockets than for small ones
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B.
73.  You are currently emitting electromagnetic waves
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B.
74.  The fact that the Voyager spacecraft continue to speed out of the solar system, even though its rockets have no fuel, is an example of
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B.
C.
D.
E.
75.  Earth is made mostly of metals and rocks. Where did this material come from?
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B.
C.
D.
E.
76.  Emission lines from different ionization states of the same element appear in the same place in the spectrum
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B.
77.  How are galaxies important to our existence?
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B.
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D.
E.
78.  When light reflects off an object, what is the relation between the angle of incidence and the angle of reflection?
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B.
C.
D.
E.
79.  If you lived on the Moon, you'd see full Earth when we see new Moon. 
A.
B.
80.  When energy is converted from one form to another, a tiny amount is inevitably lost
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B.
81.  If you drop a rock from a great height, about how fast will it be falling after 5 seconds, neglecting air resistance?
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B.
C.
D.
E.
82.  If you mass is 60kg on Earth, what would your mass be on the Moon?
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B.
C.
D.
E.
83.  You can find the tilt of Earth's axis by measuring the angle between your horizon and the North Star
A.
B.
84.  A solar eclipse occurs only when the Moon is new
A.
B.
85.  At midnight it is sometimes possible to observe the crescent Moon on the meridian
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B.
86.  What is the acceleration of gravity of Earth?
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B.
C.
D.
E.
87.  Kepler deduced his laws of planetary motion once Newton had published his universal law gravitation. 
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B.
88.  Suppose we imagine the Sun to be about the size of a grapefruit. How big of an area would the orbits of the nine planets of the solar system cover?
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B.
C.
D.
E.
89.  Everything looks red through a red filter because
A.
B.
C.
D.
90.  Grass is green because it absorbs green light, reflecting all other colors
A.
B.
91.  The wavelength of a wave is
A.
B.
C.
D.
E.
92.  Which of the following statements about X rays and radio waves is not true?
A.
B.
C.
D.
E.
93.  There are more atoms in a glass of water than stars in the observable universe
A.
B.
94.  Newton's second law of motion tells us that the net force applied to an object equals its
A.
B.
C.
D.
E.
95.  Grass (that is healthy) looks green because
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B.
C.
D.
96.  Our solar system is located in the center of the Milky Way Galaxy
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B.
97.  In which of the following cases would you feel weightless?
A.
B.
C.
D.
E.
98.  If a material is highly opaque, then it
A.
B.
C.
D.
E.
99.  The atomic nuclei of the same element always have the same number of protons
A.
B.
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