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pencil-iconBuild your own quizCreate a new quizExplore millions of free instructional resourcesImageQUIZ HR Diagram Practice

8thgrade

Science

72% accuracy925 playsShareUser imageAmber Haynes6 yearsWorksheetSaveShareCopy and Edit

Science

8th

grade

ImageHR Diagram PracticeuserAmber Haynes

925 plays

22 questions

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22 questions

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  • 1. Multiple ChoiceEdit20 seconds1 ptImageIn the diagram given, what happens as we move to the left?Stars Get LargerStars get ColderStars get hotter
  • 2. Multiple ChoiceEdit45 seconds1 ptWhich of these stars is hottest?Red StarYellow StarOrange StarBlue Star
  • 3. Multiple ChoiceEdit20 seconds1 ptImageWhich star is the coldest?Yellow StarRed StarOrange StarBlue Star
  • 4. Multiple ChoiceEdit1.5 minutes1 ptWhich category is our Sun located in?White DwarfsSupergiantsMain SequenceGiants
  • 5. Multiple ChoiceEdit45 seconds1 ptImageAs a whole, Giants are considered hotter than White Dwarfs.TrueFalse
  • 6. Multiple ChoiceEdit1 minute1 ptImageLook at the H-R diagram. Which star issort of cool, dim (not too much light), and red?BetelguseSirius BProcyon BBarnard's star
  • 7. Multiple ChoiceEdit1 minute1 ptImageWhich star has the lowest temperature?ABCD
  • 8. Multiple ChoiceEdit1 minute1 ptImageWhich spectral class does our star, the sun, belong to?MKGF
  • 9. Multiple ChoiceEdit30 seconds1 ptImage

    How does the mass of a hot, bright main sequence star compare to a cool, faint main sequence star?

    They have more mass

    They have the same mass

    They have less mass

  • 10. Multiple ChoiceEdit30 seconds1 pt

    Someday the sun will leave the main sequence and become a red giant star. As a red giant, it will be fusing ___ in its core. It will also swell up, becoming larger in diameter. It also cools.

    helium into hydrogen

    hydrogen into helium

    helium into carbon

  • 11. Multiple ChoiceEdit20 seconds1 ptImage

    What small, hot, faint objects are found at B?

    neutron stars

    black holes

    white dwarfs

    brown dwarfs

  • 12. Multiple ChoiceEdit45 seconds1 pt

    The hottest stars on the HR Diagram

    on the right and blue

    on the left and blue

    on the right and red

    on the left and red

  • 13. Multiple ChoiceEdit45 seconds1 pt

    The Hertzsprung Russell Diagram plots stars according to

    Luminosity and temperature

    luminosity and color

    temperature and color

    luminosity and size

  • 14. Multiple ChoiceEdit1.5 minutes1 ptA large cloud of gas and dust in interstellar space; the predecessor to stars...ConstellationBlack holeNebulaGalaxy
  • 15. Multiple ChoiceEdit20 seconds1 ptAt 10,000 degrees Celsius, hydrogen begins to change into helium and energy is released in a process calledsupernovapulsarnuclear fusionnuclear fission
  • 16. Multiple ChoiceEdit45 seconds1 ptImage

    Look at the H-R diagram. Which star is

    sort of cool, dim (not too much light), and red?

    Betelguse

    Sirius B

    Procyon B

    Barnard's star

  • 17. Multiple ChoiceEdit1 minute1 ptImageWhat type of galaxy is this?SpiralEllipticalIrregular Irrational
  • 18. Multiple ChoiceEdit1 minute1 ptImageUse the Hertzsprung-Russell Diagram to answer the following question. Betelgeuse is a _____Hot and Bright StarCool and Bright StarHot and Dim StarCool and Dim Star
  • 19. Multiple ChoiceEdit1 minute1 ptImageWhat are the three types of galaxies?Spiral, Elliptical, AmbiguousWhirlpool, Ellipse, IrregularSpiral, Elliptical, IrregularSwirly, Fuzzy, Uh...
  • 20. Multiple ChoiceEdit1 minute1 ptImageWhich star is considered a Main Sequence Star?ABCD
  • 21. Multiple ChoiceEdit45 seconds1 pt

    The only objects in our Universe that produces and emits its own light is

    Nebulas

    Comets

    Planets

    Stars

  • 22. Multiple ChoiceEdit1 minute1 ptImageAnalyze this HR Diagram. Which group of stars is considered to have lower than average luminosity as well as a higher than average temperature?GiantsMain SequenceWhite DwarfsSuper Giants
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