Transfer Of Thermal Energy Trivia Questions

8 Questions | Total Attempts: 297

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Transfer Of Thermal Energy Trivia Questions - Quiz

Thermal energy is simply defined as the energy that comes from heat. In this quiz, we’ll be looking at conduction, convection and radiation – the different means of transferring heat. Think you’re hot stuff? Let’s see if you’re right!


Questions and Answers
  • 1. 
    A thermos flask consists of a double‑walled glass container with a vacuum between the walls. The vacuum prevents heat energy from being transferred by
    • A. 

      Radiation only

    • B. 

      Conduction and convection only

    • C. 

      Convection and radiation only

    • D. 

      Conduction, convection and radiation only

  • 2. 
    A silver spoon and a plastic spoon are placed on a table in a room. The silver spoon is colder to the touch because silver is a better
    • A. 

      Reflector of heat energy than plastic

    • B. 

      Conductor of heat energy than plastic

    • C. 

      Insulator of heat energy than plastic

    • D. 

      Radiator of heat energy than plastic

  • 3. 
    An unlit match is held near to an extremely hot Bunsen flame as shown in the figure. The match does not get hot enough to light because
    • A. 

      A match can only be lit by striking it on a rough surface

    • B. 

      The flame is not hot enough

    • C. 

      Air is a bad conductor of heat energy

    • D. 

      The flame does not radiate any heat sideways

  • 4. 
    Water in a beaker is heated at X. Which diagram best shows the convection currents?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 5. 
    Which of the following is the poorest conductor of heat energy?
    • A. 

      Air

    • B. 

      Water

    • C. 

      A vacuum

    • D. 

      Wool

  • 6. 
    The figure represents a section through a particular type of building board.Which one of the followings shows why such boards provide good insulation of thermal energy?              ( Aluminium foil )         ( expanded polystyrene )
    • A. 

      (a good reflector), (a poor conductor)

    • B. 

      (a good conductor), (a good reflector)

    • C. 

      (a good conductor),(a poor reflector)

    • D. 

      (a good conductor),(a poor reflector)

  • 7. 
    A metal ball heated to a temperature of 200°C is placed in a room of temperature of 30°C. At which temperature will it stop radiating heat energy?
    • A. 

      0°C

    • B. 

      30°C

    • C. 

      100°C

    • D. 

      170°C

    • E. 

      None of the above

  • 8. 
    The hot water for a house can be produced by absorbing solar energy, using copper panels through which the water circulates. What is the best finish for the top surface of the copper panels?
    • A. 

      Clear plastic

    • B. 

      Dull black paint

    • C. 

      Highly polished

    • D. 

      white paint

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