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  • Identify the variables to change, measure and control to test a hypothesis
  • Collect and record measurements of current and potential difference for different lengths of wire
  • Use the readings to calculate resistance in the wire
  • Plot a graph of the results
  • Identify the variables to change, measure and control to test a hypothesis
  • Collect and record measurements of current and potential difference for different lengths of wire
  • Use the readings to calculate resistance in the wire
  • Plot a graph of the results

In this lesson we will explore how to measure the current of a component. We will also study Required Practical 3, measuring the resistance of a wire.