2.  What does a medium sized main sequence star become when fusion slows down?  A Red Giant

3.  What does a medium sized star become after all fusion stops?  A planetary nebula and then a white dwarf

4.  What is the very first stage that all stars go through?  Nebula

5.  What is a small, medium, or large star called when it is fusing hydrogen into helium?  A main sequence star

6.  What is a large star called when fusion slows down and it begins to fuse heavier elements?  A red super giant

7.  What type of star would have these characterstics:  Color-white  Diameter-1.5x solar diameter  Mass-1.5x solar mass  Elements-hydrogen and helium  Main Sequence

8.  What type of star would have these characterstics:  Color-blue  Diameter-2x solar diameter  Mass-2x solar mass  Elements-hydrogen and helium  Main Sequence

9.  What type of star would have these characterstics:  Color-red  Diameter-600x solar diameter  Mass-1.5x solar mass  Elements-Helium and carbon  Red Giant

10.  What type of star would have these characterstics:  Color-white  Diameter-0.01x solar diameter  Mass-1.5x solar mass  Elements-Helium and carbon  White dwarfs

11. White Dwarfs

12. Red Super giants and Giants

13. Main Sequence Stars

15. Red Shift

16. Red shift

17. Towards

18. Unshifted: 510 Observed: 560 Red Shift

19. Blue (violet)

20. Red

21. Blue (violet)

22. Red

23. The longer the wavelength the lower the energy.

24. Unshifted: 600 Observed: 540 Blue shift

25. Unshifted: 550 Observed: 480 Towards

26. Unshifted: 700 Observed: 710 Away

27.  Hydrogen

29.  Star characteristics  Color-White  Solar Mass- 2 x mass of the Sun  Solar Diameter- 2 x diameter of the Sun  Elements- Hydrogen, Helium  Main Sequence

30.  Star characteristics  Color-White  Solar Mass- 1 x mass of the Sun  Solar Diameter- 0.02 x diameter of the Sun  Elements- Carbon, Helium  White Dwarf

31.  Star characteristics  Color-Red  Solar Mass- 1.5 x mass of the Sun  Solar Diameter- 250 x diameter of the Sun  Elements- Carbon, Helium  Red Giant

32.  Star characteristics  Color-Blue  Solar Mass- 1.5 x mass of the Sun  Solar Diameter- 1.5 x diameter of the Sun  Elements- Hydrogen, Helium  Main Sequence

33.  Star characteristics  Color-Red  Solar Mass- 1 x mass of the Sun  Solar Diameter- 1 x diameter of the Sun  Elements- Hydrogen, Helium  Main Sequence

34.  A galaxy that doesn’t rotate, is main composed of young stars, dust, and gas.  Irregular Galaxy

35.  A galaxy that has a dense core with arms that spiral out from the core.  Spiral Galaxy

36.  A galaxy with a central disc that is mainly older stars, it has very little gas and dust.  Elliptical Galaxy

37. BirthAdultOld Age???? 1. Nebula 2. Protostar Main SequenceRed Giant1.Planetary Nebula 2.White Dwarf Same Red Supergiant1.?????? 2.?????? or 2. ?????? Death 1.Super Nova 2.Neutron Star or 2. Black Hole

38. Birth?????Old AgeDeath 1. Nebula 2. Protostar ?????Red Giant1.Planetary Nebula 2.White Dwarf Same Red Supergiant1.Super Nova 2.Neutron Star or 2. Black Hole Adult Main Sequence Star

39. BirthAdult????Death 1. Nebula 2. Protostar Main Sequence????1.Planetary Nebula 2.White Dwarf Same ????1.Super Nova 2.Neutron Star or 2. Black Hole Old Age Red Giant Red Supergiant

40. BirthAdultOld Age????? 1. Nebula 2. Protostar Main SequenceRed Giant1.?????? 2.?????? Same Red Supergiant1.Super Nova 2.Neutron Star or 2. Black Hole Death 1.Planetary Nebula 2.White Dwarf