Solids, liquids and gases
- What are the properties of these? Compare and group materials together.
Question which category sand, jelly and sponges should go in? Why are they difficult to categorise?
- 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 .
We will use thermometers in class. Can you measure the temperature of your fridge and freezer at home? When you cook what happens when you heat different foods?
- Identify the part played by evaporation and condensation in the water cycle and associate the rate of evaporation with temperature?
How do you dry your washing at home? Why?