Solutions for PHYSICAL SCIENCE (LCPO)
Problem 1AC:
1. The Fahrenheit thermometer scale is
a. more accurate than the Celsius scale.
b. less accurate...Problem 4AC:
4. External energy refers to the
a. energy that changed the speed of an object.
b. energy of all the...Problem 6AC:
The specific heat of copper is 0.093 cal/gC, and the specific heat of aluminum is 0.22 cal/gC. The...Problem 7AC:
7. The specific heat of water is 1.00 cal/gC°, and the specific heat of ice is 0.500 cal/gC°. The...Problem 13AC:
13. The energy supplied to a system in the form of heat, minus the work done by the system, is equal...Problem 21AC:
21. The transfer of heat that takes place because of density difference in fluids is
a....Problem 22AC:
22. Latent heat is “hidden” because it
a. goes into or comes out of internal potential energy.
b. is...Problem 24AC:
24. A heat engine is designed to
a. move heat from a cool source to a warmer location.
b. move heat...Problem 25AC:
25. The work that a heat engine is able to accomplish is ideally equivalent to the
a. difference...Problem 29AC:
29. The cheese on a hot pizza takes a long time to cool because it
a. is stretchable and elastic.
b....Problem 30AC:
30. The specific heat of copper is roughly three times as great as the specific heat of gold. Which...Problem 38AC:
38. At temperatures above freezing, the evaporation rate can equal the condensation rate only at
a....Problem 42AC:
42. The second law of thermodynamics tells us that the amount of disorder, called entropy, is always...Problem 43AC:
43. The heat death of the universe in the future is when the universe is supposed to
a. have a high...Problem 1QFT:
1. What is temperature? What is heat?
Problem 3QFT:
3. Would the tight packing of more insulation, such as glass wool, in an enclosed space increase or...Problem 4QFT:
4. A true vacuum bottle has a double-walled, silvered bottle with the air removed from the space...Problem 6QFT:
6. Why is air a good insulator?
Problem 8QFT:
8. What do people really mean when they say that a certain food “has a lot of Calories”?
Problem 9QFT:
9. A piece of metal feels cooler than a piece of wood at the same temperature. Explain why.
Problem 10QFT:
10. Explain how the latent heat of fusion and the latent heat of vaporization are “hidden."
Problem 11QFT:
11. What is condensation? Explain, on a molecular level, how the condensation of water vapor on a...Problem 12QFT:
12. Which provides more cooling for a Styrofoam cooler: 10 lb of ice at 0°C or 10 lb of ice water at...Problem 13QFT:
13. Explain why a glass filled with a cold beverage seems to “sweat.” Would you expect more sweating...Problem 14QFT:
14. Explain why a burn from 100°C steam is more severe than a burn from water at 100°C.
Problem 15QFT:
Briefly describe, using sketches as needed, how a heat pump is able to move heat from a cooler...Problem 16QFT:
16. Which has the greatest entropy: ice, liquid water, or water vapor? Explain your reasoning.
Problem 17QFT:
17. Suppose you use a heat engine to do the work to drive a heat pump. Could the heat pump be used...Problem 1FFA:
1. Considering the criteria for determining if something is a solid, liquid, or gas, what is table...Problem 3FFA:
3. Gas and plasma are phases of matter, yet gas runs a car and plasma is part of your blood. Compare...Problem 5FFA:
5. This chapter contains information about three types of passive solar home design. Develop...Problem 7FFA:
7. Explore the assumptions on which the “heat death of the universe” idea is based. Propose and...Problem 4PEB:
4. A 1.0 kg metal head of a geology hammer strikes a solid rock with a velocity of 5.0 m/s. Assuming...Problem 5PEB:
5. A 60.0 kg person will need to climb a 10.0 m stairway how many times to “work off’ each excess...Problem 6PEB:
6. A 50.0 g silver spoon at 20.0°C is placed in a cup of coffee at 90.0°C. How much heat does the...Problem 7PEB:
7. If the silver spoon placed in the coffee in exercise 6 causes it to cool o.75°C, what is the mass...Problem 8PEB:
8. How many minutes would be required for a 300.0 W immersion heater to heat 250.0 g of water from...Problem 10PEB:
10. A 1.00 kg block of ice at 0°C is added to a picnic cooler. How much heat will the ice remove as...Browse All Chapters of This Textbook
Chapter 1 - What Is Science?Chapter 2 - MotionChapter 3 - EnergyChapter 4 - Heat And TemperatureChapter 5 - Wave Motions And SoundChapter 6 - ElectricityChapter 7 - LightChapter 8 - Atoms And Periodic PropertiesChapter 9 - Chemical BondsChapter 10 - Chemical Reactions
Chapter 11 - Water And SolutionsChapter 12 - Organic ChemistryChapter 13 - Nuclear ReactionsChapter 14 - The UniverseChapter 15 - The Solar SystemChapter 16 - Earth In SpaceChapter 17 - Rocks And MineralsChapter 18 - Plate TectonicsChapter 19 - Building Earth’s SurfaceChapter 20 - Shaping Earth’s SurfaceChapter 21 - Geologic TimeChapter 22 - The Atmosphere Of EarthChapter 23 - Weather And ClimateChapter 24 - Earth’s Waters
Sample Solutions for this Textbook
We offer sample solutions for PHYSICAL SCIENCE (LCPO) homework problems. See examples below:
Chapter 1, Problem 1ACChapter 2, Problem 1ACChapter 3, Problem 1ACChapter 4, Problem 1ACReason for the correct options: The term vibration is used for the motion of a particle which...Chapter 6, Problem 1ACChapter 7, Problem 1ACIntroduction: J.J Thomson performed an experiment of cathode rays and observed the green...Introduction: The chemical substances which are composed of two or more atoms of different elements...
Introduction: There are a number of compounds in this world. In order to simplify the name of each...Chapter 11, Problem 1ACIntroduction: A class of compounds containing only carbon and hydrogen is known as hydrocarbons....Introduction: Radioactivity refers to the disintegration or the breaking of the unstable nucleus of...Chapter 14, Problem 1ACChapter 15, Problem 1ACChapter 16, Problem 1ACChapter 17, Problem 1ACChapter 18, Problem 1ACChapter 19, Problem 1ACChapter 20, Problem 1ACChapter 21, Problem 1ACChapter 22, Problem 1ACChapter 23, Problem 1ACChapter 24, Problem 1AC
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