11. A star whose temperature is increasing but whose luminosity is roughly constant moves in what direction on the H-R diagram?

3. When a single star with a mass equal to the Sun dies, it will become a

14. What evidence can you give that shows the surface of Jupiter?s moon Europa must be relatively young?

15. Objects orbiting around the center of the Milky Way obey Kepler’s 3rd Law. This means that:

25. At their centers, all the jovian planets have cores made of:

35. Which of the following statements about Saturn’s rings is TRUE?

19. In recent decades, astronomers discovered stars even cooler than the traditional spectral type M stars recently. Astronomers gave these cool stars a new spectral type, L. If you wanted to go out and find more such type L stars, what kind of instrument would it be smart to use?

8. Why are astronomers much more interested in the luminosity of a star than its apparent brightness?

6. More than 75% of the known asteroids:

20. Ninety percent of all stars (if plotted on an H-R diagram) would fall into a region astronomers call: