Physical World resources

Task: Students answer questions about what will make mountain bike riders go faster. Assessment focus: Air resistance.

Students use the term force to explain why a heavier hammer could drive nails into denser material and explain density.

Students carry out a simple experiment with static electricity and then explain their findings.

Task: Answer questions about how a thermometer works. Assessment focus: expansion of water on heating.

Task: Name the parts of a bike and describe how some of them work. Assessment focus; knowledge of the working systems of a bicycle.

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: Answer questions about car tyres. Assessment focus: friction; air pressure.

Task: Answer questions about what happens to the light form a torch. Assessment focus: light.

Task: Answer a multiple choice questions about what would be seen on earth if a meteor hit the moon, and explain why that answer is correct. Assessment focus: how sound and light travel.

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