Absolute Zero Exploration
This worksheet explores the concept of absolute zero, its significance in thermodynamics, and its implications in various scientific fields for Grade 12 science students.
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Absolute Zero Exploration
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Absolute zero is defined as K or °C.
2. At absolute zero, the kinetic energy of particles is theoretically .
3. The third law of thermodynamics states that it is impossible to reach absolute zero in a finite number of .
4. Which of the following best describes the state of matter at absolute zero?
High kinetic energy
Maximum entropy
Zero kinetic energy
Phase transition to plasma
5. What is the primary reason why absolute zero is unattainable?
Quantum fluctuations
Heat leakage from surroundings
Limitations of refrigeration technology
All of the above
6. Absolute zero is the temperature at which all molecular motion ceases.
True
False
7. The Kelvin scale is directly proportional to the average kinetic energy of particles.
True
False
8. Explain the concept of absolute zero and its significance in the field of thermodynamics.
9. The image below shows a thermometer. If the temperature were to drop by 200 Kelvin from the reading shown, what would the new temperature be in Celsius? Show your calculations.
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