Practice Quiz

ACT Science Exam Prep

Category - ACT Science

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Which of the following statements best explains why there is no change in temperature once thermal equilibrium between two objects in contact is reached?
  1. Heat can flow between two objects in contact.
  2. Heat does not flow between objects in contact at the same temperature.
  3. Heat does not flow spontaneously from a cooler object to a warmer object.
  4. Heat flows by conduction, convection, and radiation when the temperatures are the same.
Explanation
Answer: B - Heat does not flow between objects in contact at the same temperature.
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