11th Edition

ISBN: 8220103146722

Author: Tillery

Publisher: YUZU

Concept explainers

The flow of energy from one region to another region is referred to as energy transfer. Since energy is quantitative; it must be transferred to a body or a material to work or to heat the system.

Molar Specific Heat

Heat capacity is the amount of heat energy absorbed or released by a chemical substance per the change in temperature of that substance. The change in heat is also called enthalpy. The SI unit of heat capacity is Joules per Kelvin, which is (J K-1)

Thermal Properties of Matter

Thermal energy is described as one of the form of heat energy which flows from one body of higher temperature to the other with the lower temperature when these two bodies are placed in contact to each other. Heat is described as the form of energy which…

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Textbook Question

Chapter 4, Problem 4PEB

A 1.0 kg metal head of a geology hammer strikes a solid rock with a velocity of 5.0 m/s. Assuming all the energy is retained by the hammer head, how much will its temperature increase? (^c head = 0.11 kcal/kgC°)

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Chapter 4, Problem 3PEB

Chapter 4, Problem 5PEB

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Race car driver is cruising down the street at a constant speed of 28.9 m/s (~65 mph; he has a “lead” foot) when the traffic light in front of him turns red. a) If the driver’s reaction time is 160 ms, how far does he and his car travel down the road from the instant he sees the light change to the instant he begins to slow down? b) If the driver’s combined reaction and movement time is 750 ms, how far do he and his car travel down the road from the instant he sees the light change to the instant he slams on her brakes and car begins to slow down? Please answer parts a-B. Show all work. For each question draw a diagram to show the vector/s. Show all the step and provide units in the answers. Provide answer to 2 decimal places. DONT FORGET TO DRAW VECTORS! ONLY USE BASIC FORMULAS TAUGHT IN PHYSICS. distance = speed * time.

Race car driver is cruising down the street at a constant speed of 28.9 m/s (~65 mph; he has a “lead” foot) when the traffic light in front of him turns red. a) If the driver’s reaction time is 160 ms, how far does he and his car travel down the road from the instant he sees the light change to the instant he begins to slow down? b) If the driver’s combined reaction and movement time is 750 ms, how far do he and his car travel down the road from the instant he sees the light change to the instant he slams on her brakes and car begins to slow down? c) If the driver’s average rate of acceleration is -9.5 m/s2 as he slows down, how long does it take him to come to a stop (use information about his speed of 28.9 m/s but do NOT use his reaction and movement time in this computation)? Please answer parts a-c. Show all work. For each question draw a diagram to show the vector/s. Show all the step and provide units in the answers. Provide answer to 2 decimal places unless stated otherwise.…

How is it that part a is connected to part b? I can't seem to solve either part and don't see the connection between the two.

Chapter 4 Solutions

EBK PHYSICAL SCIENCE

Ch. 4 - 1. The Fahrenheit thermometer scale is a. more...Ch. 4 - Prob. 2AC Ch. 4 - Prob. 3AC Ch. 4 - 4. External energy refers to the a. energy that...Ch. 4 - Prob. 5AC Ch. 4 - The specific heat of copper is 0.093 cal/gC, and...Ch. 4 - 7. The specific heat of water is 1.00 cal/gC°, and...Ch. 4 - Prob. 8AC Ch. 4 - Prob. 9AC Ch. 4 - Prob. 10AC

Ch. 4 - Prob. 11AC Ch. 4 - Prob. 12AC Ch. 4 - 13. The energy supplied to a system in the form of...Ch. 4 - Prob. 14AC Ch. 4 - Prob. 15AC Ch. 4 - Prob. 16AC Ch. 4 - Prob. 17AC Ch. 4 - Prob. 18AC Ch. 4 - Prob. 19AC Ch. 4 - Prob. 20AC Ch. 4 - 21. The transfer of heat that takes place because...Ch. 4 - 22. Latent heat is “hidden” because it a. goes...Ch. 4 - Prob. 23AC Ch. 4 - 24. A heat engine is designed to a. move heat from...Ch. 4 - 25. The work that a heat engine is able to...Ch. 4 - Prob. 26AC Ch. 4 - Prob. 27AC Ch. 4 - Prob. 28AC Ch. 4 - 29. The cheese on a hot pizza takes a long time to...Ch. 4 - 30. The specific heat of copper is roughly three...Ch. 4 - Prob. 31AC Ch. 4 - 32. Conduction best takes place in a a. solid. b....Ch. 4 - 33. Convection best takes place in a (an) a....Ch. 4 - Prob. 34AC Ch. 4 - Prob. 35AC Ch. 4 - Prob. 36AC Ch. 4 - Prob. 37AC Ch. 4 - 38. At temperatures above freezing, the...Ch. 4 - Prob. 39AC Ch. 4 - Prob. 40AC Ch. 4 - Prob. 41AC Ch. 4 - 42. The second law of thermodynamics tells us that...Ch. 4 - 43. The heat death of the universe in the future...Ch. 4 - 1. What is temperature? What is heat? Ch. 4 - 2. Explain why most materials become less dense as...Ch. 4 - 3. Would the tight packing of more insulation,...Ch. 4 - 4. A true vacuum bottle has a double-walled,...Ch. 4 - 5. Why is cooler air found in low valleys on calm...Ch. 4 - 6. Why is air a good insulator? Ch. 4 - 7. Explain the meaning of the mechanical...Ch. 4 - 8. What do people really mean when they say that a...Ch. 4 - 9. A piece of metal feels cooler than a piece of...Ch. 4 - 10. Explain how the latent heat of fusion and the...Ch. 4 - 11. What is condensation? Explain, on a molecular...Ch. 4 - 12. Which provides more cooling for a Styrofoam...Ch. 4 - 13. Explain why a glass filled with a cold...Ch. 4 - 14. Explain why a burn from 100°C steam is more...Ch. 4 - Briefly describe, using sketches as needed, how a...Ch. 4 - 16. Which has the greatest entropy: ice, liquid...Ch. 4 - 17. Suppose you use a heat engine to do the work...Ch. 4 - 1. Considering the criteria for determining if...Ch. 4 - Prob. 2FFA Ch. 4 - 3. Gas and plasma are phases of matter, yet gas...Ch. 4 - Prob. 4FFA Ch. 4 - 5. This chapter contains information about three...Ch. 4 - Prob. 6FFA Ch. 4 - 7. Explore the assumptions on which the “heat...Ch. 4 - Prob. 1II Ch. 4 - Prob. 1PEB Ch. 4 - Prob. 2PEB Ch. 4 - Prob. 3PEB Ch. 4 - 4. A 1.0 kg metal head of a geology hammer strikes...Ch. 4 - 5. A 60.0 kg person will need to climb a 10.0 m...Ch. 4 - 6. A 50.0 g silver spoon at 20.0°C is placed in a...Ch. 4 - 7. If the silver spoon placed in the coffee in...Ch. 4 - 8. How many minutes would be required for a 300.0...Ch. 4 - Prob. 9PEB Ch. 4 - 10. A 1.00 kg block of ice at 0°C is added to a...Ch. 4 - Prob. 11PEB Ch. 4 - Prob. 12PEB Ch. 4 - Prob. 13PEB Ch. 4 - 14. A heat engine converts 100.0 cal from a supply...Ch. 4 - Prob. 15PEB

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A 1.0 kg metal head of a geology hammer strikes a solid rock with a velocity of 5.0 m/s. Assuming all the energy is retained by the hammer head, how much will its temperature increase? ( c head = 0.11 kcal/kgC°)

Solution Summary: The author explains how the hammer's temperature increases by 0.03°C, and the expression for kinetic energy of a body.

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