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Energy & Matter: Conservation & Transfer 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!

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Question 1 1. What is the main principle behind the Law of Conservation of Mass?

Question 2 2. Why is the Law of Conservation of Mass useful in chemistry?

Question 3 3. If you combine 5 grams of hydrochloric acid (HCl) with 10 grams of calcium hydroxide (Ca(OH)2), what will be the total mass of the products of this reaction?

Question 4 4. Who was the first to realize the Law of Conservation of Mass?

Question 5 5. What are the resulting products after you burn wood?

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Question 6 6. Energy is ______.

Question 7 7. The Law of Conservation of Energy states that ______.

Question 8 8. Energy passing from one place to another is called ______.

Question 9 9. All of the following are ways energy is transferred EXCEPT ______.

Question 10 10. The sun is ______.

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Question 11 11. When water boils _____ has occurred.

Question 12 12. Which phase change has occurred when a solid goes directly to a gas?

Question 13 13. Which phase of matter is lightning?

Question 14 14. Which phase of matter has a definite volume but does not have a fixed shape?

Question 15 15. When plasma changes to a gas the process is _____.

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Question 16 16. Which statement is NOT true about all forms of radiation?

Question 17 17. The oven in your house uses convection to heat food. This means that _____.

Question 18 18. Which statement is NOT true about insulation?

Question 19 19. What is the term that describes the fluid motion of hot air rising or cool air sinking?

Question 20 20. Why is it possible to reach your hand into the oven without injury, but harmful to touch the pan inside it?

Energy & Matter: Conservation & Transfer 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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