1 If the final temperature of a system is greater than the initial temperature, δt is __________.A) positive B) eliminated C) negative D) reduced 2 __________ is the amount of energy that must be added to a material to raise one unit of mass by one temperature unit.A) Temperature B) Specific Heat C) Radiation D) Hotness 3 In the figure below, if you doubled the amount of zinc put into the beaker, which of the following effects would it have on the final equilibrium temperature?
(6.0K)A) This question can not be answered without knowing the size of the container. B) The final equilibrium temperature of the water and zinc would be greater. C) It would have no effect; the final equilibrium temperature would be the same as before. D) The final equilibrium temperature of the water and zinc would be lower. 4 Thermodynamics is the study of __________.A) heat B) light C) stars D) sound 5 What does a calorimeter measure?A) change in radiation B) change in thermal energy C) change in kinetic energy D) change in temperature 6 Looking at the situation in the figure below, and using the same color scheme as in the figure, how would the block in part b be shaded after a really long time? Assume the two blocks have the same mass.
(7.0K)A) The left half would be yellow and the right half would be blue. B) The whole block would be red. C) The left half would be blue and the right half would be yellow. D) The whole block would be green. 7 In which direction does heat flow?A) from hot to cold B) from left to right C) from light to dark D) from cold to hot 8 Absolute zero is __________.A) 273 K B) -273°F C) -273 K D) -273°C 9 You have equal masses of four of the substances listed in Table 12-1. All are at the same initial temperature, and then you place them in a hotter room. Which of the objects' temperatures will increase the most rapidly?A) Iron B) Aluminum C) Lead D) Zinc 10 The Sun warms us by __________.A) conduction B) convection C) induction D) radiation 11 You have equal masses of four of the substances listed in Table 12-1. All are at the same initial temperature, and then you place them in a hotter room. Which of the objects' temperatures will increase the most slowly?
(22.0K)A) Brass B) Glass C) Zinc D) Aluminum 12 Heat is transferred by __________ when objects touch.A) convection B) radiation C) thermoduction D) conduction 13 Water boils at 100° on the __________ temperature scale.A) Celsius B) Molecular C) Kelvin D) Fahrenheit 14 Which of the following is ordered from the least thermal energy to the most?A) ice to steam to water B) water to ice to steam C) ice to water to steam D) steam to water to ice 15 The thermal energy needed to boil a liquid is the heat of __________.A) condensation B) specific C) fusion D) vaporization 16 When disorder increases, entropy __________.A) decreases B) fluctuates C) reaches zero D) increases 17 The average kinetic energy of ice particles__________ as ice melts.A) decreases B) increases C) reduces to zero D) remains constant 18 An increase in heat in a system __________.A) has less kinetic energy B) decreases entropy C) increases entropy D) reduces temperature 19 Which of the following processes is NOT like the dye spreading through the beaker in the figure below?
(5.0K)A) Shortly after your mother puts cookies in the oven to bake you can smell them in your bedroom. B) Dandilion seeds spread from one yard into several others. C) At a restaurant, you notice smoke in the air from the cigarette of a person several tables away. D) You use the vacuum cleaner to suck the dirt out of the carpet. 20 Which has the highest entropy?A) a diamond B) a fire C) an ice cube D) a stack of books 21 Using information from the table below, determine which of the following processes will require the most energy be added.
(22.0K)A) 1 kg of iron is changed from liquid to gas. B) 2 kg of water is evaporated. C) 1 kg of liquid mercury is frozen. D) 1 kg of copper is converted from solid to liquid. 22 Heat spontaneously flowing from a cold body to a hot body violates the __________.A) law of conservation of energy B) kinetic-molecular law C) first law of thermodynamics D) second law of thermodynamics 23 The first law of thermodynamics is a restatement of which law?A) gravity B) second law of thermodynamics C) conservation of energy D) kinetic-molecular law 24 Friction that you feel when you rub your hands together was changed from __________ to heat.A) sound energy B) thermal energy C) nuclear energy D) kinetic energy 25 A perpetual motion machine violates which law?A) third law of conservation B) first law of thermodynamics C) third law of thermodynamics D) first law of gravity 26 Which is an example of a heat engine?A) windmill B) automobile engine C) solar panels D) volcano