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# Science and Technology/Engineering Curriculum Framework - Spring 2001

Additional Ideas for Developing Investigations and Learning Experiences and Suggested Extensions to Learning in Technology/Engineering are in Appendix III.

### Properties of Matter

Broad Concept: Physical and chemical properties can be used to classify and describe matter.

 1.1 Identify and explain some of the physical properties that are used to classify matter, e.g., density, melting point, and boiling point.* 1.2 Explain the difference between mixtures and pure substances.* 1.3 Describe the four states of matter (solid, liquid, gas, plasma) in terms of energy, particle motion, and phase transitions.* 1.4 Distinguish between chemical and physical changes.

Boldface type indicates core standards for full-year courses. An asterisk (*) indicates core standards for integrated courses.