Montgomery College 2023-2024 Catalog 
    May 30, 2024  
Montgomery College 2023-2024 Catalog [ARCHIVED CATALOG]

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ASTR 101 - Introductory Astronomy


A basic introduction to astronomy that emphasizes appreciation of the Earth’s relationship to the universe. The basic laws of physics as they apply to astronomy are covered, along with telescopes and data collection and analysis techniques utilized by astronomers. Also covered are the evolution of stars, the solar system, galaxies, and the origin and evolution of the universe. Laboratory sessions, both computer- based and other, give practical application to material covered in lectures. Two nighttime observing sessions are also included. Assessment Level(s): ENGL 101 /ENGL 011 , MATH 050  Three hours lecture, two hours laboratory, one hour discussion each week.

4 semester hours

May not be taken concurrently with MATH 017  or MATH 020  or MATH 030  or MATH 045  without appropriate Math assessment score.

Course Outcomes:
Upon completion of this course, a student will be able to:

  • Explain the importance of Kepler’s laws of motion and then solve simple problems dealing with planetary motion.
  • Explain the spectroscopy and how it is used in the study of the universe.
  • Explain how a telescope works and how to use one to observe various objects in the sky.
  • Describe the various bodies that are found in the solar system.
  • Describe the composition, method of energy production, origin, and evolution of the Sun.
  • Classify the stars using its spectra.
  • Describe the origin of the stars, interstellar medium, and the life cycle of the various categories of stars.
  • Determine the lifetime of different stars.
  • Explain the structure and composition of the Milky Way Galaxy.
  • Explain and apply Hubble’s method of classifying different galaxies.
  • Explain the “Big Bang” theory and calculate the age of the universe.

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