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Stars Questions - All Grades

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Grade 8 Stars
Grade 5 Stars
Star A and Star B are identical. However, Star A looks dimmer than Star B. Which statement may explain why Star A seems dimmer than Star B?
  1. Star A is closer to the observer than Star B.
  2. Star B is closer to the observer than Star A.
Kindergarten Stars
A constellation is
  1. a planet with a moon.
  2. stars that form a picture.
  3. a ball of gas.
  4. a spaceship.
Grade 9 Stars
What is a supernova?
  1. explosion of a small star
  2. explosion of a medium star
  3. explosion of a massive star
  4. collapsing of a nebula
Grade 8 Stars
A plot of surface temperatures of stars against their absolute magnitude is called
  1. an H-R diagram.
  2. a stellar chart.
  3. a constellation map.
  4. a spectrum.
Grade 1 Stars
A group of stars is called a
  1. constellation.
  2. picture.
  3. star.
  4. herd.
Grade 9 Stars
What color are the hottest stars?
  1. blue
  2. yellow
  3. orange
  4. red
Grade 9 Stars
When is a star born?
  1. a nebula expands
  2. helium and oxygen are mixed
  3. nuclear fusion starts
  4. a protostar begins to cool
Grade 9 Stars
What is the actual brightness of a star called?
  1. Apparent magnitude
  2. Absolute magnitude
  3. Absolute intensity
  4. Apparent intensity
Grade 8 Stars
The process by which stars produce their energy is called
  1. internal combustion.
  2. nuclear fusion.
  3. nuclear fission.
  4. electromagnetic radiation.
Grade 9 Stars
A low mass star will end its life as which of the following?
  1. Red Dwarf
  2. Red Giant
  3. Black Dwarf
  4. Brown Dwarf
Grade 9 Stars
The lifespan of a star will depend mainly on its
  1. temperature.
  2. brightness.
  3. mass.
  4. magnitude.
Grade 7 Stars
Apparent magnitude is
  1. a measure of the amount of light a star actually gives off.
  2. a light year.
  3. a measure of the amount of a star's light received on Earth.
  4. a temporary features that comes and goes.
Grade 9 Stars
The H-R Diagram shows that main sequence stars
H-R Diagram With Letters - Large
  1. are mostly hot and dim.
  2. are mostly cool and bright.
  3. increase in brightness as they increase in temperature.
  4. decrease in brightness as they increase in temperature.
Grade 9 Stars
This diagram would be most useful for
H-R Diagram With Text Labels - Small
  1. locating stars.
  2. classifying stars.
  3. locating galaxies.
  4. classifying galaxies.
Grade 9 Stars
A red giant is formed when
  1. a star begins fusing helium.
  2. a star begins fusing hydrogen.
  3. binary stars merge.
  4. a star begins burning its hydrogen shell.
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