Answer questions about a table comparing the energy usage and lifespan of different sorts of lights, and use this information to complete a second table to describe advantages and disadvantages of each. Assessment focus: reading a technical table.
Students indicate on a circuit diagram where they would place switches in order to achieve various situations, such as the lamps being on, off, and other combinations.
Students indicate how brightly a bulb would glow in three different circuits. Students then use pictures of four appliances, showing the arrangement of their cells, to draw circuit symbol diagrams illustrating this cell arrangement.
Task: Draw, using symbols, circuit diagrams of three described circuits. Assessment focus: using conventions of circuit diagram; knowledge of circuit construction.
Students answer a multiple choice question about what happens when a magnetised object is cut in half, and then draw the lines of the magnetic field around two magnets.
Task: students, in small groups, discuss a concept cartoon about rolling cans, before making a prediction about which will roll further. Assessment focus: making predictions about friction.
Task: Explain how to use the magnet to remove a drawing pin out of a glass of water without putting the magnet in the glass, touching the glass with hands, or spilling the water. Assessment focus: using knowledge of magnetism to solve a problem.
Choose which toy vehicle will roll further, and explain why. The two vehicles are set up under different conditions (ramps at different slopes, rolling onto different surfaces at the bottom). Assessment focus: science explanations using ideas about forces and energy.