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Natural & Processed Materials 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 is a TRUE statement regarding food processing?

Question 2 2. Which of the following is a benefit of food processing?

Question 3 3. This is the process of grinding grain into flour.

Question 4 4. What is the name of the process that involves heating milk products and fruit juices to destroy microorganisms?

Question 5 5. Vegetables are often subjected to this rapid heating and cooling process before freezing or canning.

Page 2

Question 6 6. Modern coins used for currency in Australia are made up of what?

Question 7 7. What does corrosion mean?

Question 8 8. What does the composition of a coin refer to?

Question 9 9. How much copper is in the 5 cent coin made today?

Question 10 10. What is an alloy?

Page 3

Question 11 11. Which type of lupin has the highest amount of calcium by looking off of this food composition table of lupin?

Question 12 12. All of the following nutrients can be shown on a food composition table EXCEPT?

Question 13 13. What is a food composition table?

Question 14 14. What's the difference between the amounts of protein in raw and cooked beef? Use part of the food composition table to help you.

Question 15 15. Describe the pattern of what happens to most of the vitamins in the food composition table of beef. Examine the food composition table for help.

Page 4

Question 16 16. Why does running a jar under hot water make it easier to open?

Question 17 17. Which of the following is the best definition of thermal expansion?

Question 18 18. What does the linear coefficient of thermal expansion refer to?

Question 19 19. A metal bar has an original length of 2 meters and an expansion coefficient of 0.01. If you heat it up from 27 degrees Celcius to 37 degrees Celcius, by how much will the length change?

Question 20 20. Why do bridges need expansion joints?

Page 5

Question 21 21. Folding a piece of a paper into a bird changes the ___ of the paper.

Question 22 22. A ____ change is a change in matter that does NOT change what the matter is.

Question 23 23. Melting ice is an example of a change in ___.

Question 24 24. Which is NOT an example of a physical change?

Question 25 25. If you observe steam coming off of a pot of boiling water, you are observing water turning into a ___.

Page 6

Question 26 26. What is always formed from a chemical change?

Question 27 27. Which image does not represent a chemical change?

Question 28 28. Which one of the properties below is NOT an example of a chemical change?

Question 29 29. _____ help you determine if a chemical change is taking place.

Question 30 30. What chemical property is evident in the picture below?

Natural & Processed Materials 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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