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Heat & Temperature in Physics 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 yellow "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. How much energy does it take to heat 75 grams of water from 50 to 70°C?

Question 2 2. The science of measuring heat transfer when a substance gives out or absorbs heat is known as _____, while the device that is used to experimentally determine the heat associated with a chemical reaction is called a _____.

Question 3 3. Water takes longer to boil than alcohol because water has ...

Question 4 4. Which of the following substances has the highest specific heat capacity?

Question 5 5. Which statement is correct about heat?

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Question 6 6. A(n) _____ reaction absorbs heat from the surroundings, while an _____ reaction results in heat flowing out of the system.

Question 7 7. The fact that energy can be neither created nor destroyed is _____.

Question 8 8. When something is moving it has _____ energy.

Question 9 9. What is the heat per unit mass required for a substance to change phases?

Question 10 10. What two properties determine the amount of heat needed for a phase change to occur?

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Question 11 11. Which of the following is not a direct factor in the rate of heat transfer by conduction through a slab of material?

Question 12 12. What is thermal energy?

Question 13 13. Energy that comes from plant materials is called ______.

Question 14 14. Which is not a renewable energy source?

Question 15 15. The higher the temperature, the ______ the particles of matter are moving.

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Question 16 16. Two of the most common liquids that are used in thermometers are _____ and _____.

Question 17 17. Which of the following does not occur during a phase change?

Question 18 18. Which of the following processes could be described using the latent heat of fusion?

Question 19 19. What is the average increase in global temperature since the late 1800s?

Question 20 20. Which greenhouse gas is mostly responsible for human-caused global warming?

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Question 21 21. If you put a piece of chocolate in your mouth and it melts, what mechanism is used to melt the chocolate?

Question 22 22. Choose the incorrect statement.

Question 23 23. The method by which nutritionists determine the energy content of food is known as the _____.

Question 24 24. The average kinetic energy of a substance is termed ...

Question 25 25. _____ is a measure of the random motion of particles. _____ is the transfer of energy between two objects due to temperature difference.

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Question 26 26. Which of the following concepts best describes a chlorophyll molecule absorbing light and changing it into chemical energy?

Question 27 27. What are the units of latent heat?

Question 28 28. Heat is being transferred through a metal of thermal conductivity 50 W/m C. The material has a surface area of 0.1 meters squared, and a thickness of 0.05 meters. If one end of the material has a temperature of 10 degrees C and the other end has a temperature of 80 degrees C, how much heat will transfer is 42 seconds?

Question 29 29. Why might we want to use renewable energy sources instead of fossil fuels?

Question 30 30. Temperature is the average _____ energy of particles of matter.

Heat & Temperature in Physics 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 yellow "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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