After the exam is over. You have 10 minutes to upload your work for the relevant free response questions (not the auto-graded ones). Upload as a single pdf file.  Make sure you upload the correct file, not some random HW from some course 🙂

Below are auto-graded questions(Multiple choice, Short answer, etc.) No need to show any work for these!

20) What is the diameter of the disk of the Milky Way?

2) How big is a neutron star?

4) What happens when the gravity of a massive star is able to overcome neutron degeneracy pressure?

11) What powers active galactic nuclei, like quasars?

20) What is the diameter of the disk of the Milky Way?

7) What is Hubble’s Law?

2) How big is a neutron star?

4) What happens when the gravity of a massive star is able to overcome neutron degeneracy pressure?