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Praxis General Science: Matter 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. Which of the following is a physical change?

Question 2 2. Which is a slow way to separate solid sugar from a solution of sugar water?

Question 3 3. The ability of iron to react to oxygen is an example of _____

Question 4 4. _____ properties of matter can be determined without changing composition, while _____ properties of matter must change the composition of matter.

Question 5 5. Alcohol and water are best separated from one another by:

Page 2

Question 6 6. Which of the following changes to sugar is an example of a physical change?

Question 7 7. Ocean water is a good example of a mixture because _____

Question 8 8. Which of the following is NOT an example of a compound?

Question 9 9. Which of the following is an example of a chemical change?

Question 10 10. Which of the following is the most heterogeneous mixture?

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Question 11 11. Homogeneous mixtures are also called

Question 12 12. Pure substances are further divided into elements and compounds. Which one best describes the rust found on a vehicle over time?

Question 13 13. Both gases and liquids:

Question 14 14. You performed paper chromatography on some marker ink and found that one of the pigments had a retention factor of 0.25. The total distance the solvent traveled was 8.0 cm. How far did the pigment travel?

Question 15 15.

Which of the following are physical changes?

1. melting ice

2. boiling water

3. magnetizing a pin

4. cooking an egg

Praxis General Science: Matter 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!

Praxis General Science (5435): Practice & Study Guide  /  Science Courses
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