Reference no: EM133484896
Questions:
1. Our introductory definition of "temperature" is that it is the quantity measured by what?
2. What is a more physical way to explain "temperature"?
3. What do the alcohol thermometer, the mercury thermometer, and the bimetallic strip all have in common?
4. What are the three most widely used temperature scales? Which one is most common in science?
5. Wax begins to melt at about 37°C. (a) What is this temperature in °F? (b) In K?
6. The temperature on a winter day is 23°F. (a) What is this temperature in °C? (b) In K?
7. In general, materials will expand with increasing temperature. What is an important everyday exception to this rule?
8. Does it really help to run hot water over a tight metal lid on a glass jar before trying to open it? Explain.
9. A steel rod has a length of 2.5 m. It is then heated by 44C°. What is its new length?
10. A large rectangular quartz tile measures 12 m by 24 m. It is then cooled by 28C°. What are its new dimensions?
11. One method for increasing the temperature of a glass of water is to allow heat to flow into it. What is another method?
12. To sterilize a 125 g aluminum water bottle, we must raise its temperature from 22ºC to 98ºC. How much heat transfer is required? (Express your answer in joules).
13. How much heat transfer is required to raise the temperature of 85 g of water from 24ºC to 89ºC? (Express your answer in joules).
14. What are the three methods of heat transfer?
15. Explain why conduction requires contact to transfer heat.
16. A block of wood and a block of metal are both sitting outside at night. The block of metal feels colder to the touch than the block of wood. Does this mean that the metal is actually at a lower temperature than the wood? Explain.
17. Explain how boiling a pot of water on the stove is an example of both conduction and convection.
18. What methods of heat transfer are involved when heat flows through a glass windowpane? Explain your answer.
19. What particular characteristic of an object most strongly determines the rate of radiant heat transfer to and from that object?
20. What role does Earth's atmosphere play in maintaining the planet's surface temperature?
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What are the features of the bohr model of the atom
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Relationship between hf and hypoperfusion of end organs
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Describe inflammatory mediators
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Does the respiratory system limit performance in normal
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What do the alcohol thermometer-the mercury thermometer
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What does osmolarity mean exactly
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Discuss the increased risk of arrythmia in heart failure
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What is its linear velocity at the bottom of the hill
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Why were the droplets vibrating
: You were seeing tiny lipid droplets-each containing millions of lipid molecules. Why were the droplets vibrating?
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