Teachers, save “Reversible and Irreversible Changes - Ch…” to assign it to your class.

Create a brainstorm with your shoulder partner to show what you know about how materials change. What can we do to change the size of a material? How can we make it bigger or smaller? What can we do to change the shape of a material? How can we change the colour of an object? What processes do we use to change water from one state of matter to another?