Learning objectives

Knowledge

  • To identify ways to change voltage within an electrical circuit.

Working scientifically

  • To design a results table.

Success criteria

Knowledge

  • I can identify that batteries are a voltage
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National curriculum

Science 

Electricity

Pupils should be

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Before the lesson

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Lesson plan

Recap and recall

Display the Presentation: Sorting appliances and ask the children to suggest ways of grouping the appliances shown.

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Adaptive teaching

Pupils needing extra support

Could be given a whiteboard to plan their results table before drawing it; should use the Activity: Recording information about batteries to support designing and drawing the results table; could use the circuit simulation online tool before the lesson to familiarise how to select and manipulate components.

Pupils working at greater depth

Should design an experiment to test how a change in voltage affects the brightness of a bulb; should consider the changed, measured and controlled variables, including ways to keep the control variables consistent (this can be saved to use the following lesson); could choose an extension activity relating to batteries from the Resource: Stretch and challenge: Circuits, batteries and switches.

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Assessing progress and understanding

Pupils with secure understanding indicated by: identifying that batteries are a voltage

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Knowledge outcomes

  • I can identify that batteries are a voltage source.
  • I can recall that batteries have different voltages but are often 1.5 V in everyday appliances or multiples of 1.5 V.
  • I can describe that the higher the voltage, the brighter the bulbs.
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Vocabulary definitions

  • battery

    A portable power supply made up of more than one cell.

  • cell

    A single power source that is portable.

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