Chapter 12: Solids

54 Questions | Total Attempts: 677

SettingsSettingsSettings
Chapter 12: Solids - Quiz

When a chocolate bar is cut in half, its density is


Questions and Answers
  • 1. 
    Compared to a bar of pure gold, the density of a pure gold ring is
    • A. 

      Less.

    • B. 

      The same.

    • C. 

      Slightly more.

    • D. 

      Much more.

  • 2. 
    Which has the greater density, a lake full of water or a cup full of lake water?
    • A. 

      The cup full of lake water

    • B. 

      The lake full of lake water

    • C. 

      Both have the same density.

    • D. 

      It is impossible to tell without knowing the size of the lake.

  • 3. 
    Compared to the density of a kilogram of feathers, the density of a kilogram of lead is
    • A. 

      Less.

    • B. 

      More.

    • C. 

      The same.

  • 4. 
    If a loaf of bread is compressed, its
    • A. 

      Surface tension becomes less.

    • B. 

      Molecules become harder.

    • C. 

      Density decreases.

    • D. 

      Density increases.

    • E. 

      None of these

  • 5. 
    If the mass of an object were to double while its volume remains the same, its density would
    • A. 

      Halve.

    • B. 

      Double.

    • C. 

      Stay the same.

    • D. 

      Become four times as great.

  • 6. 
    If the volume of an object were to double while its mass stays the same, its density would
    • A. 

      Halve.

    • B. 

      Double.

    • C. 

      Stay the same.

    • D. 

      Become four times as great.

  • 7. 
    When weight is applied to the top of a stone arch, all of the stone blocks in the arch undergo
    • A. 

      Tension.

    • B. 

      Compression.

    • C. 

      Expansion.

    • D. 

      Change of phase.

  • 8. 
    When a chocolate bar is cut in half, its density is
    • A. 

      Halved.

    • B. 

      Unchanged.

    • C. 

      Doubled.

  • 9. 
    When a load is placed on the middle of a horizontal beam supported at each end, the bottom part of the beam undergoes
    • A. 

      Tension.

    • B. 

      Compression.

  • 10. 
    You wish to bolt a sign to a horizontal I-beam supporting a bridge. You will weaken the beam least if you drill the bolt-holes through the
    • A. 

      Upper flange.

    • B. 

      Lower flange.

    • C. 

      Web.

    • D. 

      All these will have the same effect.

  • 11. 
    Compared to the volume of a kilogram of feathers, the volume of a kilogram of lead is
    • A. 

      Less.

    • B. 

      More.

    • C. 

      The same.

  • 12. 
    Stone slabs are stronger under
    • A. 

      Tension.

    • B. 

      Compression.

    • C. 

      Both tension and compression.

  • 13. 
    The strength of a rope depends on its
    • A. 

      Thickness.

    • B. 

      Length.

    • C. 

      Both of these

  • 14. 
    Doubling the thickness (diameter) of a rope will multiply its strength by
    • A. 

      1/2

    • B. 

      1

    • C. 

      2

    • D. 

      3

    • E. 

      4

  • 15. 
    If object A in your left hand and object B in your right hand both have the same weight density, then they
    • A. 

      May have quite unequal mass densities.

    • B. 

      Have equal mass densities.

    • C. 

      Are equal in weight.

  • 16. 
    A wooden block has a mass of 1000 kg and a volume of 2 cubic meters. What is the block's density?
    • A. 

      100 kg per cubic meter

    • B. 

      200 kg per cubic meter

    • C. 

      500 kg per cubic meter

    • D. 

      1000 kg per cubic meter

    • E. 

      None of these

  • 17. 
    A metal block has a mass of 5 grams and a volume of 1 cubic centimeter. A piece of the same kind of metal with a volume of 2 cubic centimeters has a density of
    • A. 

      2.5 g/cc.

    • B. 

      5 g/cc.

    • C. 

      10 g/cc.

  • 18. 
    An iron block is placed in a furnace where it is heated and consequently expands. In the expanded condition, its density
    • A. 

      Is less.

    • B. 

      Is the same.

    • C. 

      Is the same.

  • 19. 
    Which will bounce higher off a hard surface?
    • A. 

      A rubber ball

    • B. 

      A steel ball

    • C. 

      Both bounce the same.

  • 20. 
    A strong spring is stretched 10 cm by a suspended weight. If the weight is doubled, the spring will stretch
    • A. 

      No more.

    • B. 

      Another 5 cm, making the total stretch 15 cm.

    • C. 

      Another 10 cm, making the total stretch 20 cm.

    • D. 

      Another 10 cm, making the total stretch 20 cm.

    • E. 

      More than another 30 cm.

  • 21. 
    A spring is stretched 10 cm by a suspended 1-kg block. If two such springs side-by-side are used to suspend the block, so each spring supports half the weight of the block, then each spring will stretch
    • A. 

      5 cm.

    • B. 

      10 cm.

    • C. 

      20 cm.

    • D. 

      30 cm.

    • E. 

      30 cm.

  • 22. 
    A weightless spring is stretched 10 cm by a suspended 1-kg block. If two such springs are used to suspend the block, one spring above the other, to effectively provide one double-length spring, then the total stretch of the double-length spring will be
    • A. 

      5 cm.

    • B. 

      5 cm.

    • C. 

      20 cm.

    • D. 

      30 cm.

    • E. 

      None of these

  • 23. 
    A metal block has a density of 5000 kg per cubic meter and a volume of 2 cubic meters. What is the block's mass?
    • A. 

      1000 kg

    • B. 

      2500 kg

    • C. 

      5000 kg

    • D. 

      10,000 kg

    • E. 

      None of these

  • 24. 
    A metal block has a density of 5000 kg per cubic meter and a mass of 15,000 kg. What is its volume?
    • A. 

      0.33 cubic meters

    • B. 

      3 cubic meters

    • C. 

      5 cubic meters

    • D. 

      15 cubic meters

    • E. 

      None of these

  • 25. 
    An unstretched hanging spring is 50 cm long. Suspending a 100-N weight from it makes its length 60 cm. Adding another 100-N weight will make the spring's length
    • A. 

      60 cm.

    • B. 

      70 cm.

    • C. 

      80 cm.

    • D. 

      100 cm.

    • E. 

      120 cm.

Related Topics
Back to Top Back to top
×

Wait!
Here's an interesting quiz for you.

We have other quizzes matching your interest.