Practice The System And The Surroundings (5.1.1) - Thermodynamics

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6 sample questions

Question 1.
Define 'system' in thermodynamics.
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Think about what you focus on in experiments.
Question 2.
What type of system can exchange both energy and matter?
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Consider systems that allow everything in and out.
3Question 3.
What defines an open system?
- Exchanges only energy
- Exchanges both energy and matter
- Exchanges neither
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Think about what happens to air and heat in a glass of water.
4Question 4.
True or False: An isolated system can exchange energy with its surroundings.
- True
- False
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Consider how a sealed container behaves.
Question 5.
Describe a real-life situation that represents an isolated system. Explain why it qualifies as such.
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Consider the function of a thermos in keeping beverages hot.
Question 6.
In an experiment, a beaker is placed in a lab environment where heat can freely enter. If the water in the beaker starts to evaporate, which type of system is it? Justify your answer.
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Think about how adding heat affects the water in an open environment.

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