Intro To Astronomy Pre-test

15 Questions | Total Attempts: 164

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Intro To Astronomy Pre-test - Quiz

As long as you complete all of the questions you will receive full credit for the assignment.


Questions and Answers
  • 1. 
    The length of an Earth day is determined by the time required for approximately one...
    • A. 

      Earth Rotation

    • B. 

      Earth Revolution

    • C. 

      Sun Rotation

    • D. 

      Sun Revolution

  • 2. 
    To an observer in Buffalo, New York, the North Star, Polaris, is always located above the northern horizon at an altitude of approximately...
    • A. 

      23½°

    • B. 

      43°

    • C. 

      66½°

    • D. 

      90°

  • 3. 
    Which planet is approximately thirty times farther from the Sun than Earth is?
    • A. 

      Jupiter

    • B. 

      Saturn

    • C. 

      Uranus

    • D. 

      Neptune

  • 4. 
    Which object is located at one foci of the elliptical orbit of Mars?
    • A. 

      The Sun

    • B. 

      Betelgeuse

    • C. 

      Earth

    • D. 

      Jupiter

  • 5. 
    What is the basic difference between ultraviolet, visible, and infrared radiation?
    • A. 

      Half-life

    • B. 

      Temperature

    • C. 

      Wavelength

    • D. 

      Wave velocity

  • 6. 
    The apparent daily path of the Sun changes with the seasons because...
    • A. 

      Earth's axis is tilted

    • B. 

      Earth's distance from the Sun changes

    • C. 

      The Sun revolves

    • D. 

      The Sun rotates

  • 7. 
    This object orbits Earth in both the Earth-centered (geocentric) and Sun-centered (heliocentric) models of our solar system?
    • A. 

      The Moon

    • B. 

      Venus

    • C. 

      The Sun

    • D. 

      Polaris

  • 8. 
    Predictable changes in the direction of swing of a Foucault pendulum provide evidence that...
    • A. 

      Earth is tilted on its axis

    • B. 

      Earth rotates on its axis

    • C. 

      Earth’s orbit is slightly elliptical

    • D. 

      Earth’s magnetic poles reverse over time

  • 9. 
    Summer days in New York State are likely to be hotter than winter days because in summer...
    • A. 

      Earth is closer to the Sun

    • B. 

      The number of sunspots increases

    • C. 

      Earth’s northern axis is tilted toward the Sun

    • D. 

      The Sun gives off more energy

  • 10. 
    Which planet takes more time to complete one rotation on its axis than to complete one revolution around the Sun? 
    • A. 

      Mercury

    • B. 

      Venus

    • C. 

      Mars

    • D. 

      Jupiter

  • 11. 
    Which observation provides the best evidence that Earth rotates?
    • A. 

      The position of the planets among the stars changes during the year.

    • B. 

      The location of the constellations in relationship to Polaris changes from month to month.

    • C. 

      The length of the shadow cast by a flagpole at noontime changes from season to season.

    • D. 

      The direction of swing of a freely swinging pendulum changes during the day.

  • 12. 
    At which location will the highest altitude of the star Polaris be observed?
    • A. 

      Equator

    • B. 

      Tropic of Cancer

    • C. 

      Arctic Circle

    • D. 

      Central New York State

  • 13. 
    Which planet has an orbit with an eccentricity most similar to the eccentricity of the Moon’s orbit around Earth? 
    • A. 

      Earth

    • B. 

      Mercury

    • C. 

      Pluto

    • D. 

      Saturn

  • 14. 
    Which diagram best represents the angle of the Sun’s rays received at location C at noon on this day?
    • A. 
    • B. 
    • C. 
    • D. 
  • 15. 
    What is the latitude of location A?
    • A. 

    • B. 

      23½° N

    • C. 

      63½° N

    • D. 

      90° N

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