Exam 5: Temperature and Heat
Exam 1: The Study of Motion151 Questions
Exam 2: Newtons Laws169 Questions
Exam 3: Energy and Conservation Laws140 Questions
Exam 4: Physics of Matter140 Questions
Exam 5: Temperature and Heat163 Questions
Exam 6: Waves and Sound159 Questions
Exam 7: Electricity155 Questions
Exam 8: Electromagnetism and Em Waves153 Questions
Exam 9: Optics154 Questions
Exam 10: Atomic Physics143 Questions
Exam 11: Nuclear Physics151 Questions
Exam 12: Special Relativity and Elementary Particles162 Questions
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Match each item with the correct statement below.
-heat transfer by way of buoyant mixing in a fluid
(Multiple Choice)
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The specific heat capacity of water is about twice the specific heat capacity of ice.The amount of heat required to raise the temperature of 1 kg of water 10°C is __________ times the amount of heat required to raise the temperature of 1 kg of ice 10°C.
(Short Answer)
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The average kinetic energy of the atoms in a spoon determines its __________.
(Short Answer)
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Stepping barefoot off a rug onto a hardwood floor makes your feet feel cold.Why?
(Multiple Choice)
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specific heat capacity of ice = 2,000 J/kg-°C
latent heat of fusion of water = 334,000 J/kg
specific heat capacity of water = 4,000 J/kg-°C
-As the ice is melting,the temperature of the ice-water mixture rises by __________.
(Short Answer)
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Natural processes tend to increase the __________ of thermodynamic systems.
(Short Answer)
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The specific heat capacity of water is about twice the specific heat capacity of ice.From this information,the amount of heat required to boil 1 kg of water is ________ the amount of heat required to melt 1 kg of ice.
(Multiple Choice)
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The temperature scale where the numerical value is proportional to the average kinetic energy of the atoms or molecules is
(Multiple Choice)
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The amount of heat energy a refrigerator removes from the food stored inside it is ___________ the amount of electrical energy required to run the refrigerator.
(Multiple Choice)
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A bimetallic strip is formed from two materials that have different
(Multiple Choice)
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specific heat capacity of ice = 2,000 J/kg-°C
latent heat of fusion of water = 334,000 J/kg
specific heat capacity of water = 4,000 J/kg-°C
-The 1 kg block of ice melts into water.The amount of heat absorbed by the ice as it melts is 334,000 J.
(True/False)
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-the best that a heat engine can have
(Multiple Choice)
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The specific heat capacity of copper is three times the specific heat capacity of lead.Equal masses of copper and lead are heated from room temperature to the temperature of boiling water.To achieve this,the amount of heat added to the copper is ___________ the amount of heat added to the lead.
(Multiple Choice)
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At 96°F the saturation density of air is 0.04 kg/m3.If the weather report says the relative humidity is 90% when the temperature is 96°F,the humidity is 0.036 kg/m3.
(True/False)
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Even when the temperature of a pan of water is below the boiling point,some water still evaporates.This is because
(Multiple Choice)
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-used in thermostats and some thermometers
(Multiple Choice)
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