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In the study of physics, temperature and heat are often confused with each other. Which...

Physics
JAMB 1980

In the study of physics, temperature and heat are often confused with each other. Which of the following statements correctly defines these two element?

  • A. temperature is a measure of the average kinetic energy of the molecules of a substance
  • B. heat is a measure of the total kinetic energy of the molecules in a system
  • C. different materials require different amounts of heat to cause a given change in temperature
  • D. all of the above
  • E. A and B only
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Correct Answer: Option D
Explanation

Temperature: Measures how hot or cold something is based on the average movement of its particles, while Heat: The energy that moves between objects due to temperature differences. Different materials do require different amounts of heat to cause a given change in temperature, which is related to their specific heat capacities.


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