Entropy Fundamentals
This worksheet covers fundamental concepts of entropy, including its definition, the second law of thermodynamics, and its implications in various systems for Grade 11 Science students.
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Entropy Fundamentals Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following best defines entropy?
A measure of the total energy in a system.
A measure of the disorder or randomness in a system.
The amount of heat required to change a substance's temperature.
The ability of a system to do work.
2. The second law of thermodynamics states that the total entropy of an isolated system can only:
Decrease over time.
Remain constant over time.
Increase over time.
Both increase and decrease.
3. Entropy is a measure of the or of a system.
4. When ice melts into water, the entropy of the system .
5. The universe tends towards a state of maximum .
6. A highly ordered system has high entropy.
True
False
7. The entropy of a system always increases during a spontaneous process.
True
False
8. Explain why a messy room has higher entropy than a tidy room.
9. Describe a real-world example where entropy increases.