Heat Technology Quiz
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Questions and Answers

Thermal energy is defined as

  • The energy an object has as a result of its motion.
  • The energy that transfers from a substance whose particles have a higher kinetic energy to a substance whose particles have a lower kinetic energy.
  • The total kinetic energy of all particles in a substance. (correct)
  • The energy released when objects burn.

    • Who theorized that heat was a form of energy resulting from friction?

  • Empedocles
  • Caloric theory
  • Julius Mayer
  • Count Rumford (correct)

    • Which early theory of heat believed that heat consists of a fluid called caloric that flows from hotter bodies to colder bodies?

  • Caloric theory (correct)
  • Empedocles' theory
  • Julius Mayer's theory
  • Count Rumford's theory

    • What did Julius find about the sailors from colder climates?

    <p>They had less oxygen in their blood resulting in a darker red color</p> Signup and view all the answers

    Who came up with the mechanical equivalent of heat, called the JOULE (J)?

    <p>James Prescott Joule</p> Signup and view all the answers

    What did scientists discover about heat after further investigations and observations?

    <p>Heat comes from the movement of tiny particles</p> Signup and view all the answers

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