Some common materials, such as water, can be changed from one state to another. Identify materials as solid, liquid, and gas. Demonstrate and describe how water and other materials change from one state to another. Properties of matter can be measured using tools, such as rulers, balances, and thermometers. B. Magnetism 1.
Magnets attract and repel each other and certain kinds of other materials.
Demonstrate and describe how the poles of magnets attract and repel each other.