5 Written Questions

1. start at end of life & not emitting any more light
2. sends shock waves through space that will cause distant clouds to contract into new stars faster than gravity
3. they run out of elements that can undergo nuclear fusion
4. quasi stellar radio source
5. large cool red very bright star, dying star

5 Matching Questions

1. where complex elements are formed
2. electron jump to produce highest frequency
3. most complex element that can be produced in the hottest star during their normal life
4. why do low mass stars form cool stars and high mass clouds form hot stars?
5. a very hot star is the color

1. a blue
2. b supernova
3. c o shell to k shell
4. d iron
5. e gravity force inward is equalized by heat pressure pushing out and H fuses

5 Multiple Choice Questions

1. brightness 32 light years away
   1. absorbtion spectrum
   2. apparent magnitude
   3. absolute magnitude
   4. absolute magnitude of an F star
2. there are no protons to make it an element
   1. why do atoms in star lose their identity when the star becomes a neutron star
   2. when a star is compressed into a crushed state of matter, the electrons..
   3. how do low mass stars shine so much longer than large mass stars
   4. what happens when i super nova explodes
3. nuclear fusion
   1. solar flares occour where?
   2. stars: hottest to coolest
   3. hot star color
   4. stars and hydrogen bomb work by
4. rapidly spinning neutron star, neutron star that emits radio waves
   1. red giant
   2. dwarf star
   3. pulsar
   4. sun spot
5. HR diagram can only determine distances up to 100,000 light years away
   1. why cant HR diagram be used to determine distances to galaxies
   2. how astronomers detect black holes
   3. located at the center of each quasar
   4. electron jump to produce highest frequency

5 True/False Questions

1. quasar → source of light from near byblack hole

   True        False

2. bohr theory → small clouds of H that emit small amount of light

   True        False

3. hot star color → new star

   True        False

4. how is the center of a star crushed when it explodes into a super nova → electrons are squeezed into nucleus

   True        False

5. uclear fusion converts 4 hydrogen atoms into one → G

   True        False