ReviewForTheAstroTest
Whatsonna test 26,33 IB Physics .:. PreQuiz 33.1 .:. Review PowerPoint .:. ReviewQuestionsForClass.pptx
4 pages, cross off one
Key:
26:3 = like problem from chapter 26, #3
26-4 = conceptual question from reading chapter 26, section 4
1General Relativity and Expansion of Universe
Curved space (33-3)
Rate of clocks running (Astro #15,16)
Black Holes (33-3) find Schwarzschild radius, do gravitational time dilation. (like the noteguide, PQ33.1#5)
Red Shift (PQ33.1#3)
Hubble’s Law (33:25)
2. H-R Diagrams and star types
HR Diagrams (general) (33-2) H-R Diagrams
HR Diagrams (conceptual) (33-2)
Define Types of objects (33-2) (Pulsar, white dwarf, red giant, quasar, black hole, brown dwarf, black dwarf)
H-R Diagrams (33:34)
Spectral type/Dark line spectra (from lecture, Read 27-11 on p. 771 (esp. last paragraph on the page) - really read it. No one gets this question right)
3. Stars and brightness
Luminosity and brightness (Astro:1-7) Luminosity Apparent Brightness
Magnitudes (Astro:8-10) Apparent Magnitude Absolute Magnitude
Distance to stars and brightness (Astro:11-12)
HR Diagrams, brightness and distance (Astro:13-14) H-R Diagrams at 8:04
Parallax question (33:2 (2.6 pc)) (Calculate parsecs, and convert to meters)
4. Stellar Evolution
Formation of Protostars (from lecture)
Stellar dynamics - stability of a star (33-2)
Creation of elements in a star (33-2)
Helium in a main sequence star (33-2)
Basic outline of stellar evolution (33-2)