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Sixth Grade (Grade 6) Stars Questions

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Grade 6 Stars
Factors that control the apparent brightness of a star as seen from Earth. Select all that are true.
  1. how big it is
  2. how hot it is
  3. how old it is
  4. how far away it is
Grade 6 Stars
Match the following terms with its corresponding definitions.
__ Stars A. A star that never quite got large enough for nuclear fusion to occur.
__ Brown Dwarf B. giant spheres of super hot gas made up mostly of hydrogen and helium
__ White Dwarf C. a star that continues to burn because of nuclear fusion.
__ Main sequence Stars D. the remnants of the collapse of a red giant star.
__ Red SuperGiant Star E. A star that is created from the collapse of a giant star
__ Neutron Stars F. a star that is past its peak and has consumed its core's supply of hydrogen fuel.
Grade 6 Stars
Stars that regularly or repeatedly change in magnitude are called
  1. variable stars.
  2. red giant stars.
  3. novas.
  4. black holes.
Grade 6 Stars
A                 is a large group of stars held together by gravity.
  1. star cluster
  2. galaxy
  3. constellation
  4. supergiant
Grade 6 Stars
Constellations are
  1. star arrangements.
  2. Christmas lights.
  3. planet arrangements.
  4. asteroids.
Grade 6 Stars
How do stars begin?
  1. when they emerge from black holes
  2. when other stars become supernovae and shoot off smaller stars
  3. when white dwarfs start generating light again
  4. when fusion begins in gas clouds in space
Grade 6 Stars
What type of energy is emitted by stars?
  1. mechanical
  2. radiant
  3. potential
Grade 6 Stars
A star is actually born when                       .
  1. nuclear fusion ends
  2. nuclear fission ends
  3. nuclear fusion begins
  4. nuclear fission begins
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