|Earth & Space - Changing materials - Mixing & Separating - G12
Development of Target
Describe the changes when materials are mixed
|Make matchbox bricks from sand, water and cement, noting the effect of varying the proportions.
Make a short report of the investigation setting out the key findings.
|Observe what happens when baking soda and vinegar are mixed and when an Alka Seltzer tablet is placed in water.
These are examples of chemical change.
|Borders - Materials 2