Lesson Objectives: Students will be introduced to what matter is and become familiar with solids, liquids, and gases.
Some matter is solid. A solid is matter that keeps its shape. It keeps its shape even when you move it.
Matter that flows is called a liquid. A liquid does not have a shape of its own. It takes the shape of the container your pour it into.
Gases are matter. A gas does not have a shape of its onw. It spreads out to fill its container and take its shape. You can not see most gases, but you can see what they do.
Simple Machines Unit