Thermodynamics is the study of heat, energy, and work, and how they interact within physical systems. It seeks to understand how energy is transferred and transformed in various processes.
Key Concepts:
- System: The part of the universe we are studying, which can be anything from a gas in a cylinder to a complete engine.
- Surroundings: Everything outside the system.
- Boundary: The separation between the system and its surroundings.

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