Practice Laws Of Thermodynamics (3.8) - Heat

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
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6 sample questions

Question 1.
What does the Zeroth Law of Thermodynamics state?
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Think about how we compare temperatures.
Question 2.
Define Entropy.
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It's related to the disorder of a system.
3Question 3.
What does the Zeroth Law of Thermodynamics establish?
- Thermal equilibrium
- Energy conservation
- Entropy increase
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It relates to how we measure temperature.
4Question 4.
True or False: Energy can be created or destroyed according to the First Law of Thermodynamics.
- True
- False
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Think of energy like money – it can be transferred but not simply created.
Question 5.
If a system has 500 J of heat added and does 200 J of work, what is the change in internal energy?
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Remember the energy conservation principle!
Question 6.
Explain how the Second Law of Thermodynamics applies to a refrigerator.
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Consider how cooling systems operate.

5 more questions in this section. Enroll free to practise them all.