Students are given a graph that shows how many days it took for bread placed in different areas to grow mould. Students use this graph to answer three short questions.
This practical task assesses students' ability to record and graph data, and draw conclusions, as they conduct an experiment on the rate at which an ice cube melts in different temperatures.
Students consider the potential for chemical change when a range of everyday substances are mixed. They use logical reasoning to work out the consequences of four pairs of reactions.
Use knowledge of insulation to answer questions about baked Alaska dessert, and how it compares to a chilly bin. Assessment focus: Interpreting diagrams, interpreting analogies, and using knowledge of insulation.