Are You Buoyant?
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Questions and Answers

Which of the following best describes density?

  • The measure of how much force an object exerts
  • The measure of how compact the mass in a substance or object is (correct)
  • The measure of how much space an object takes up
  • The measure of how heavy an object is

    • Why did the metal pin sink while the balsa wood floated?

  • The metal pin was heavier than the balsa wood
  • The metal pin was less dense than the balsa wood (correct)
  • The metal pin was more buoyant than the balsa wood
  • The metal pin was shaped differently than the balsa wood

    • What is the unit of density?

  • Kilogram per square meter
  • Kilogram per cubic meter (correct)
  • Meter per kilogram
  • Cubic meter per kilogram

    • Which of the following is the best definition of density?

    <p>The amount of mass per unit volume</p> Signup and view all the answers

    What is the reason for the difference in floating behavior of the balsa wood and metal pin?

    <p>Difference in their densities</p> Signup and view all the answers

    What is the unit of density?

    <p>Kilogram per meter cubed</p> Signup and view all the answers

    What is the unit of relative density?

    <p>No unit</p> Signup and view all the answers

    What does the relative density of a substance greater than 1 indicate?

    <p>It will sink in water</p> Signup and view all the answers

    Can the relative density of an object be negative?

    <p>No</p> Signup and view all the answers

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