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Task: Order wheels according to technological development, then answer questions about advantages and disadvantages of different wheels. Assessment focus: how wheels work.

Task: Match simple machines to items, select length of bar to lift a rock, and draw how to set up bar and a block of wood to lift the rock. Assessment focus: levers.

Task: Identify which car will be coolest and explain why. Assessment focus: air currents.

Task: Select what would happen when like poles of a magnet come together, and explain why a plastic rather than a metal car was used in the investigation. Assessment focus: magnetism.

Task: explain the effect of temperature on metal and wood. Assessment focus: the effect of heat on different materials.

Students are provided with a diagram of a rocket showing the different stages. Students use this to answer four questions.

Students answer three questions about air pressure in balloons, why helium balloons float, and why a popped balloon makes a noise.

Task: Describe what happens to water on black plastic and explain why. Assessment focus: effect of colour on heat retention.

For this task students look at a diagram showing household electrical wires and then answer some questions about these.

Students list four things that wouldn't work and the problems this would cause if there was a power cut to their home.

Task: Select which stirrer would feel hottest and explain why, and in which container soup would cool fastest, and explain why. Assessment focus: heat conduction.

Task: Match items to the correct temperature. Assessment focus: temperature.

Students are required to show their understanding of circuits by drawing wires to link a battery to bulbs so that the bulbs will light up.

Task: Match each part of a torch to its name, identify whether the torch in the diagram is on or off and provide evidence for opinion, and suggest ways to make the torchlight brighter. Assessment focus: parts of a torch and the function of some of these parts.

Students compare cars from different eras. They describe how different features of modern cars make them safer. The task assesses students' understanding of how technology can make cars faster and safer.

Task: Discuss opinions, presented as a concept cartoon, about why a toy car rolled down a slope eventually stops and develop group explanation. Assessment focus: explanations

Task: Identify examples of experiencing sound. Assessment focus: sound.