Matter—Solids, Liquids, and Gases
Students are introduced to the idea that matter is composed of atoms and molecules that are attracted to each other and in constant motion. Students explore the attractions and motion of atoms and molecules as they experiment with and observe the heating and cooling of a solid, liquid, and gas.
Lessons:
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Chapter 1
Student Reading
A summary of the investigations and science content from all lessons in the chapter
Teacher Background
At any point while using a lesson, you could familiarize yourself with the following content background.
Reading Materials
- Lesson 1.5 Teacher Background (PDF):
- Contraction and Expansion of Solids, Liquids, and Gases
