1. The Question

Physical and chemical changes occur in different states of matter. What are

physical and chemical changes and how are they

different from one another?

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These materials are © 2012 Katie Farrell, Towson University, all rights reserved.

2. Information Sources

You will use at least two websites, your textbook, or

books from the library to help you find the information you need in order to complete

your research and answer the question.

Remember, you are looking for what physical and chemical

changes are and how they are different from one another.

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These materials are © 2012 Katie Farrell, Towson University, all rights reserved.

3. The Student ActivityUse the provided internet sites, your textbook, and/or library books to fill out the attached graphic organizer about chemical and physical changes. Print the organizer and be sure to include the important details about each change, chemical and physical.

Websites:

http://www.chem4kids.com/files/matter_chemphys.html

http://www.learner.org/courses/essential/physicalsci/session4/closer1.html

http://www.mcwdn.org/chemist/pcchange.html

Be sure to watch the video to watch chemical and physical changes occur:

http://www.youtube.com/watch?v=WsKGD0evbAc

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These materials are © 2012 Katie Farrell, Towson University, all rights reserved.

Link to graphic organizer

4. The Assessment ActivityYou will write an essay using the information you collected in your graphic organizer to inform readers about physical and chemical changes and their differences. You may reference the internet sites, your textbook, library books, and the video in your essay. You essay must be at least 3 paragraphs in length.

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These materials are © 2012 Katie Farrell, Towson University, all rights reserved.

5. Enrichment Activities

The following are excellent sites that may teach you more about physical and chemical changes or help you practice determining the difference between the two:

http://www.middleschoolscience.com/physical-chemical-change-activity.pdf

http://www.quia.com/quiz/303980.html

http://www.mcwdn.org/chemist/pcchangequiz/pcchangequiz.html

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These materials are © 2012 Katie Farrell, Towson University, all rights reserved.

6. Teacher Support Materials

This lesson should take approximately one hour to complete. Give the students a lot of motivation to look at the provided websites and the video because they are really helpful in teaching them about what chemical and physical changes are. If students are struggling with the concept, a demonstration can be shown to help them understand it better. (Melting ice and burning paper or leaves)

Science, grade 5 Standard 4.0 Chemistry

Topic D. Physical and Chemical Changes, Indicator 1 Objective A- Investigate

and describe what happens to the properties of materials when several materials are combined to make a mixture

Objective B- Based on observations from investigations and video technology, describe what happens to the observable properties of materials when several materials are combined to make a new material

Share data gathered and construct a reasonable explanation of the results

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These materials are © 2012 Katie Farrell, Towson University, all rights reserved.