Two young children are shopping and trying to decide on a subject for their science project.
Hear descriptions of mass, volume, density, and the states of matter.
Students will know that matter is anything that takes up space and has mass; it has properties that can be observed and described.
Students will understand what an element is. Elements are often called the "building blocks" of matter. An element is a substance made up of only one type of matter. It cannot be broken down into som...
Have the students demonstrate the changes between solids, liquids, and gases. Make sure you have a clear area to work with. Start out by having the students stand close together, holding hands. This represents a solid. Then, while they are still connected to each other, have them spread out a little bit and slowly move around. This represents a liq...