schmied©2009	Classifying Matter in the
all rights reserved	Known Universe

Classification of Matter diagram

Please answer the following questions on a separate sheet of paper in complete , quality and correct sentences remembering to reflect the question in your answer but not use pronouns.

1. All stuff in the Universe is made out of matter. Tell what the smallest recognizable unit of matter is called.

2. Explain what an element is.

Give an example of an element listed in the diagram that is:

3. Solid at room temperature.

4. Liquid at room temperature.

5. Gas at room temperature.

Don't know? go to: http://education.jlab.org/itselemental/index.html and click an atomic symbol.

6. Many types of atoms are not found alone. These atoms form bonds with other atoms. Explain what is formed when two or more atoms bond together AND give two examples from the Known Universe diagram.

7. Can carbon dioxide (CO2) be described as a molecule and a compound? Explain thoroughly.

8. Can Nitrogen (N2) be described as a molecule and a compound? Explain thoroughly..

9. Compare organic compounds to inorganic compounds and give an example of each from the diagram.

10. Define a mixture.

11. Describe two differences between a solution and a suspension and tell one similarity.

Two Differences… One Similarity ….

12-16 Tell if the following mixtures are solutions or suspensions. Then explain, using at least two reasons from the diagram why this is so.

12. Sand and water

13. Gatoraid

14. Steel

15. Oil and water shaken up

16. Air

17- 20

a. Identify everything that each of the following items are (atoms, elements, molecules and compounds and organic or inorganic).

b. In addition explain, using at least one reason from the diagram for each item listed in part a. above, why this is so.

17. C6H12O6: Sugar

18. CO2: Carbon dioxide

19. O2: Oxygen

20. H2O: Water

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© 2009 John Schmied all rights reserved