11.5 - FIRST LAW OF THERMODYNAMICS
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Practice Questions
Test your understanding with targeted questions
Define the First Law of Thermodynamics in your own words.
💡 Hint: Think about conservation of energy.
What does ΔU represent in the context of the First Law?
💡 Hint: It is related to the state of the system.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the First Law of Thermodynamics state?
💡 Hint: Refer to concepts of conservation.
True or False: The internal energy of a system depends on its history.
💡 Hint: Think about the definition of state variables.
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Challenge Problems
Push your limits with advanced challenges
A piston compresses a gas in a cylinder and does 150 J of work on it while 75 J of heat is lost to the surroundings. Calculate the change in internal energy.
💡 Hint: Remember to consider the sign for heat lost.
Design a simple experiment to observe the First Law of Thermodynamics using a heat source, a cylinder, and a gas. Describe expected observations.
💡 Hint: Think about how each component interacts thermodynamically.
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Reference links
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