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Measuring Current and Voltage

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Current and Voltage http://www.bbc.co.uk/schools/ks3bitesize/scien ce/energy_electricity_forces/electric_current_ voltage/activity.shtml

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Introduction to Circuits Activity http://www.bbc.co.uk/scotland/learning/b itesize/standard/physics/using_electricity/r esistance_activity.shtml

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Measuring Current

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Use an ammeter to measure the current through the lamp. Draw a circuit diagram with the ammeter connected correctly.

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How to set up an… Ammeter A

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Measuring Current – Series Circuit Measure the current through: 1.The Battery 2.Bulb 1 3.Bulb 2

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Measuring Current – Parallel Circuit Measure the current through: 1.The Battery 2.Bulb 1 3.Bulb 2

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Measuring Voltage

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Use a voltmeter to measure voltage across the lamp. Draw a circuit diagram with the voltmeter connected correctly

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How to set up a… Voltmeter V

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Effect of Number of Cells on Voltage?

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Measuring Voltage – Series Circuit Measure the voltage across: 1.The Battery 2.Bulb 1 3.Bulb 2

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Measuring Voltage – Parallel Circuit Measure the voltage across: 1.The Battery 2.Bulb 1 3.Bulb 2

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Measuring Current and Voltage Measure the current through bulb 1 and the voltage across bulb 2.

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Measuring Current and Voltage Draw a circuit diagram

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Measuring Current and Voltage

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Voltage and Current - Graph Display these results as a line graph. What is the relationship between voltage and current?

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Voltage

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