AY 102 Major Quiz 2 Review
Your second major quiz will be _____. You should study and UNDERSTAND the concepts on this page. Know their definitions and why they are important in astronomy. Use your lab manual, lab notes, online practice quizzes, and textbook when reviewing.
Lab 5: Lunar Surface Features
- Two basic types of terrain found on the moon
- How to determine relative ages of lunar features?
- Know the area on the moon's surface that shows the greatest shadow relief.
- What are the phases of the moon?
- Where is the moon positioned relative to Earth and Sun.
Lab 6: Light, Spectra and the Spectrum
- Name some physical properties that can be discovered by studying a star's spectral lines.
- Know the 3 types of spectra.
- How is each type of spectra formed?
- Which Spectra can be used to identify elements?
- Type of spectrum the Sun produces.
- Visible spectrum (longest and shortest wavelength? highest lowest temperature and energy?)
Lab 7: The Sun and Solar Activity
- Make-up of the electromagnetic spectrum
- Three layers of the Sun's atmosphere
- Features present in each layer
- Where and how active regions form?
- Rotation of the Sun
Lab 8: The H-R Diagram
- Different areas of the H-R diagram (be able to label a picture)
- Magnitude scale
- Apparent vs. Absolute magnitude
- Spectral (temperature) classification
- Factors that determine a star's apparent magnitude
- Factors that determine a star's absolute magnitude
- Given the formula, be able to find the distance to a star through distance modulus
- Given the formula, convert magnitude difference to energy output difference
A practice quiz can be found at: http://www.astr.ua.edu/ay102/Quiz1/Q1Rev2.shtml
