Exam-style question
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What does the first law of thermodynamics state?.
- A.Energy cannot be created or destroyed, only transformed.
- B.The total energy of an isolated system remains constant.
- C.Work done on a system increases its internal energy.
- D.Heat added to a system is equal to the work done by the system.
Model answer
What a good answer should say
- Energy cannot be created or destroyed, only transformed.
Explanation
Why this works
The first law of thermodynamics states that energy cannot be created or destroyed, only transformed from one form to another. This principle is fundamental in understanding energy conservation in thermodynamic processes.
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