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Energy & Heat Overview Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of the following does not occur during a phase change?

Question 2 2. You drive from your house to the dry cleaners, which is 12 miles east of your house. You then drive to the grocery store from the dry cleaners. The grocery store is 15 miles west of your house. You then drive back home from the grocery store. What was your displacement?

Question 3 3. The Law of Conservation of Energy states that ______.

Question 4 4. Which of the following is NOT a correct explanation for how convection works?

Question 5 5. Which types of energy does a coiled spring primarily contain?

Page 2

Question 6 6. What is the term for the sum of kinetic and passive energy within an object?

Question 7 7. Given a constant energy source, how does the temperature of the substance change during a phase change?

Question 8 8. How was Bohr's discovery of electron energy levels in atoms important to the understanding of atomic structure?

Question 9 9. A person is designing an electrical system for their home. Which material would be the best to insulate the electrical cables running through their house?

Question 10 10. In physics, frames of reference are classified by two main types: _____.

Page 3

Question 11 11. Perpetual motion is defined as:

Question 12 12. A piece of paper falls to the ground and then stops moving. Which of the following might act as a force to keep it in place?

Question 13 13. Which of the following is NOT an actual measurement unit?

Question 14 14. What is the heat of vaporization of a substance?

Question 15 15. Which of the following diagrams illustrates constant speed? (Assume that each stick figure represents the new position after each second.)

Page 4

Question 16 16. Who gave gamma rays their name?

Question 17 17. Which two factors affect the quantity of kinetic energy an object has?

Question 18 18. What is heat?

Question 19 19. You and your dog take a walk from your house to the park. As you walk to the park, your dog runs around and chases squirrels and investigates fire hydrants while you just walk directly to the park. Whose displacement is larger, you or your dog?

Question 20 20. All of the following are ways energy is transferred EXCEPT ______.

Page 5

Question 21 21. Which of the following is NOT an example of convection in action?

Question 22 22. Which of the following types of energy is stored in entities?

Question 23 23. What is the primary difference between heat capacity and specific heat?

Question 24 24. What are the units of latent heat?

Question 25 25. For which scientific contribution did Niels Bohr win the Nobel Prize in physics?

Page 6

Question 26 26. Which of the following are good thermal insulators?

Question 27 27. A force that is physically apparent to be acting on an object, but does not appear to exist in a non-inertial frame of reference, is known as what?

Question 28 28.

Which of the following is/are examples of perpetual motion of the second kind?

I. The drinking bird toy

II. An engine that runs forever on one power source

III. An engine that runs by taking energy from a cold source to a hot source

Question 29 29. Are you holding a glass of water right now, or a cup of coffee? Which of the following is maintaining its ability to remain upright?

Question 30 30. A snack food is reported as having 253 Cal. How much energy in joules does this snack contain if 1 Cal = 1,000 calories and 1 calorie = 4.184 J?

Energy & Heat Overview Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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