| Question |
Answer |
| Scientists believe that universe will | expand forever |
| What do the pattern of lines on a star's absortion spectrum represent? | Some of the elements in the star's atmosphere |
| What type of star has used up all of its hydrogen and is the leftover center of an older star? | White Dwarf |
| What is made up of a large cloud of gas and dust? | Neutron Star |
| A star's apparent shift in position is called | Parallax |
| What type of galaxy is the Milky Way? | Spiral Galaxy |
| What is cosmology? | The study of the universe's origin, structure, and future |
| What are three types of galaxies orginally identified by Edwin Hubble? | spiral, elliptical, irregular |
| Explain what scientists think will happen to the universe? | The universe will continue to expand.It will become a cold dark wasteland. |
| The study of the orgin, structure,and future of the universe | Cosmology |
| The theory that states the universe began with a huge explosion | The big bang theory |
| radiation left over from the big bang that fills all of space | cosmic backgound radiation |
| If a certain star displays a large parallax, what could you say about the star's distance from earth? | Essay question |
| If you traced that paths of the stars in the night sky over a few hours, they would all appear to circle around the North Star. Why? | Essay question |
| Explain how looking through a telescope is like looking back in time? | Essay Question |