1. On your [Scantron] answer sheet, fill in the letter indicating your examination version by using the following information:
  2. *A Your examination version is A





  3. All large modern telescopes are reflectors rather than refractors, because
  4. A a mirror collects more light than a lens of the same size

    *B it is not practical to make large lenses

    C reflectors produce higher magnification

    D refractors produce lower resolution

    E mirrors are more focussing than lenses

  5. During the sunspot cycle the position of new sunspots on the Sun
  6. *A changes from mid-latitudes to the equator

    B changes from mid-latitudes to the poles

    C changes from the equator to the mid-latitudes

    D changes from the equator to the poles

    E does not change in any predictable

  7. An observer viewing a continuous light source through a cool cloud of gas will see
  8. A a continuous spectrum

    *B an absorption spectrum

    C an emission spectrum

    D any one of the above is possible

    E none of the above is true

  9. The release of energy from the Sun is accompanied by a very slight
  10. *A decrease in the mass of the Sun

    B increase in the Sun's gravitational attraction on the planets

    C increase in the Sun's rotation rate

    D all of the above

    E none of the above

  11. Although similar to optical telescopes, radio telescopes
  12. A cannot be made as large

    B must be put in space

    *C use wire mesh instead of mirrors

    D were found to be useless since no astronomical objects emit radio waves

    E can only be used during daylight hours

  13. The main function of a telescope is generally to
  14. *A collect more light from faint objects

    B help us see radiation that cannot get through the Earth's atmosphere

    C magnify star images

    D separate light into its spectrum

    E generate light

  15. The spectrum of a blackbody is
  16. *A a continuous spectrum

    B an absorption spectrum

    C an emission spectrum

    D any of the above

    E a blackbody has no spectrum

  17. Most of the Sun's energy is produced in
  18. A supergranules

    B the convection zone

    *C the core

    D the photosphere

    E the chromosphere

  19. Light in which of the following parts of the spectrum can sometimes be described by photons rather than waves?
  20. A radio

    B ultraviolet

    C visible

    *D all of the above

    E none of the above

  21. Astronomer Laurel emits a photon with a wavelength of 6563 A (Angstroms). This photon is intercepted by astronomer Hardy, who measures its wavelength to be 6565 A. You can conclude that Laurel and Hardy are
  22. A at different temperatures

    *B moving apart

    C moving closer together

    D using different systems of measurement

    E not moving at all, relative to one another

  23. The hottest part of the solar atmosphere is the
  24. A chromosphere

    *B corona

    C photosphere

    D Maunder maximum

    E cytosphere

  25. Sunspots are
  26. A areas obscured by higher layers

    B ashes of nuclear burning brought to the surface by convection

    C holes in the photosphere that allow us to see deeper regions

    *D regions which are cooler and darker than surrounding material

    E causing global warming

  27. The fraction of the Sun that is comprised of elements besides hydrogen and helium is roughly
  28. A 98%

    B 90%

    C 50%

    D 10%

    *E 2%

  29. The solar wind is composed of
  30. *A charged particles

    B dust particles

    C neutrinos

    D photons

    E hot air from astronomy

  31. Where in the Sun is there solid matter (as opposed to liquid or gas)?
  32. A at the center

    B in sunspots

    C in the photosphere

    D in the corona

    *E nowhere

  33. The appearance of a star's spectrum depends primarily on its
  34. A age

    B composition

    C luminosity

    *D temperature

    E core pressure

  35. The sunspot cycle is a period of about 11 years during which
  36. A each sunspot increases in size to a maximum and then decreases to a minimum

    *B the average number of spots rises to a maximum and then sinks again to a minimum

    C the material composing a spot makes one complete rotation

    D the spots move from one of the Sun's polar regions to the other

    E the Sun and the spots on it make one complete rotation

  37. Energy generation in the Sun results from
  38. A fission of uranium

    *B fusion of hydrogen

    C gravitational contraction

    D the Sun isn't generating energy; it's just cooling

    E endothermic chemical reactions

  39. The following is the proper order (from longer wavelength to shorter wavelength) for visible light:
  40. A green, yellow, orange, red, violet, indigo, blue

    B violet, indigo, blue, green, yellow, orange, red

    C red, blue, green, yellow, orange, indigo, violet

    D green, red, blue, yellow, orange, indigo, violet

    *E red, orange, yellow, green, blue, indigo, violet

  41. The following have wavelengths LONGER than visible light:
  42. *A infrared, microwave, radio

    B ultraviolet, microwave, radio

    C ultraviolet, x-ray, gamma ray

    D all of the above have wavelengths greater than visible light

    E none of the above have wavelengths greater than visible light

  43. Two objects are moving closer together. Each will see the other's light
  44. A red-shifted

    B better than if moving apart

    C richer in heavier elements

    *D blue-shifted

    E shifted towards microwave region of the spectrum

  45. Which of the following is NOT a type of telescope
  46. A reflector

    B refractor

    C radio

    D x-ray

    *E none of the above, because they are all types of telescopes

  47. Which type of telescope has a lens as its objective?
  48. A reflector

    B radio

    *C refractor

    D Hubble

    E none of the above have use a lens as the objective

  49. Which type of sensor does NOT act in an accumulative manner?
  50. *A eye

    B CCDs

    C camera film

    D all of the above act in an accumulative manner

    E none of the above act in an accumulative manner

  51. A Planck curve is indicative of the following properties:
  52. A temperature, velocity and position

    B temperature, wavelength and velocity

    C spectral type, temperature and energy

    *D intensity, frequency and temperature

    E frequency, wavelength and velocity

  53. Wien's Law relates which two properties of an object?
  54. A temperature and velocity

    *B temperature and peak wavelength

    C temperature and energy radiated

    D focus and wavelength

    E Doppler shift and wavelength

  55. Stephan's Law relates which two properties of an object?
  56. A temperature and velocity

    B temperature and peak wavelength

    *C temperature and energy radiated

    D focus and wavelength

    E Doppler shift and wavelength

  57. If you turn up the temperature of an oven from 250 degrees Fahrenheit to 500 degrees Fahrenheit, the oven will be radiating how much more energy?
  58. A 10 times

    B 2 times

    C 4 times

    D 8 times

    *E 16 times

  59. If you apply a high voltage across electrodes in a chamber of hydrogen, the type of spectrum you will see in a spectroscope looking at the gas is:
  60. *A an emission spectrum

    B an absorption spectrum

    C a continuous spectrum

    D all of the above spectra

    E none of the above spectra

  61. You have a chamber of hydrogen gas, apply a voltage and place it between you and the sun. The spectrum you will see looking at it through a spectroscope will contain:
  62. A emission spectral lines

    B absorption spectral lines

    *C both emission and absorption spectral lines

    D sunspots

    E none of the above

  63. The correct order of the layers of the Sun from innermost to outermost is:
  64. A core, chromosphere, photosphere

    B core, convective layer, radiative layer

    C radiative layer, convective layer, core

    D convective layer, core, radiative layer

    *E core, radiative layer, convective layer

  65. To build a successful model of the sun or a star you must incorporate the following:
  66. A hydrostatic equilibrium

    B energy transport

    C energy generation

    D mass continuity

    *E all of the above

  67. Sunspot cycles are, on the average, what length?
  68. A 22 years

    *B 11 years

    C 5.5 years

    D 1 year

    E 3 years

  69. Hydrogen conversion into helium is known as:
  70. A fission

    B Maunder Minimum

    C gravitational collapse

    *D fusion

    E Fraunhoffer process

  71. A parallax second is roughly equal to:
  72. A 60 minutes

    B 3600 degrees

    C an Astronomical Unit

    D 1 light year

    *E 3.26 light years

  73. The solar cycle determined by the change in:
  74. A the solar constant

    B sunspot location

    *C solar magnetic field polarity

    D solar electric field changes

    E solar flare activity

  75. Sunspots appear to be dark because, compared to the surrounding photosphere, they are
  76. *A cooler

    B lower in altitude

    C richer in heavy elements

    D smaller

    E hotter

  77. The correct order of the layers of the Sun's atmosphere from innermost to outermost is
  78. A chromosphere, corona, photosphere

    B chromosphere, photosphere, corona

    C corona, chromosphere, photosphere

    D corona, photosphere, chromosphere

    *E photosphere, chromosphere, corona

  79. Which of the following consists of light of the longest wavelength?
  80. A a red laser beam

    *B microwaves in a microwave oven

    C blue light reflecting off a pair of jeans

    D X-rays in a dentist's office

    E the beloved sound of your instructor's voice

  81. Which of the following is true?
  82. A gamma rays have a lower frequency than ultraviolet light

    B radio waves have a higher energy than ultraviolet light

    *C visible radiation has a shorter wavelength than radio waves

    D x-ray photons have a lower energy than ultraviolet photons

    E infrared light travels slower in space than visible light

  83. Which of the following does NOT have the same fundamental nature as visible light?
  84. A infrared waves

    B radio waves

    C ultraviolet light

    D x rays

    *E none of the above; i.e., all above have the same nature as visible light

  85. If two objects have the same size but different temperatures, then the hotter object will be
  86. *A bluer and brighter

    B bluer and fainter

    C redder and brighter

    D redder and fainter

    E a black hole

  87. The star Ross 128 in the constellation Virgo has an apparent magnitude of 11 while the star Luyten 789-6 has an apparent magnitude of 12. Which star is brighter?
  88. *A Ross 128

    B Luyten 789-6

    C they have the same brightness

    D all of the above

    E none of the above

  89. The star Ross 128 in the constellation Virgo has an apparent magnitude of 11 while the star Luyten 789-6 has an apparent magnitude of 12. The star which is brighter is how many times brighter than the dimmer star?
  90. A Approximately 1.5 times brighter

    B Approximately 2 times brighter

    *C Approximately 2.5 times brighter

    D Approximately 3 times brighter

    E Approximately 3.5 times brighter

  91. The proton-proton reaction in the core of the sun is a multi-step process in reality, but it can be summarized as such:
  92. A 1 x 4He à 4 x 1H + energy

    B 4 x 1He à 1 x 4H + energy

    C 4 x 1H + energy à 1 x 4He

    *D 4 x 1H à 1 x 4He + energy

    E none of the above summarize the core reactions

  93. Modern astrology
  94. A is a reasonable way to use planetary motions to guide oneís life

    B is an accurate way of determining a personís characteristics

    C accurately predicts your chance of finding true love

    D a, b and c

    *E has no scientific basis

  95. Jupiter's maximum distance from the sun is approximately 8.2 x 108 kilometers and its minimum distance is roughly 7.4 x 108 kilometers. What's the difference between the minimum and maximum distance?
  96. A 8.0 x 108

    B 1.2 x 108

    C 1.2 x 107

    D 1.8 x 108

    *E 8.0 x 107

  97. The spectral types of stars utilize the letters A B F G K M O. Arrange in order from COOLEST to HOTTEST:
  98. A O-B-A-F-G-K-M

    *B M-K-G-F-A-B-O

    C A-B-O-F-G-K-M

    D M-K-G-F-O-B-A

    E B-A-G-K-O-M-F

  99. If you add 2.7 x 102 to 1.0 x 103 the result is:

A 3.7 x 102

B 2.7 x 103

*C 1.27 x 103

D 2.7 x 105

E 2.7 x 105