Melting and Freezing

By the end of this unit, students will be able to:

1. understand that both water and ice are made of the same substance;
2. recognize that water is a liquid and ice is a solid;
3. observe and describe what happens to water when it is frozen;
4. observe and describe what happens to ice when it is heated;
5. understand that water can change to ice by freezing and ice can change to water by melting.

Curriculum Alignment: ear 4 Science: State of matter

• observe that some materials change state when they are heated or cooled, and measure or research the temperature at which this happens in degrees Celsius (°C)